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Matthew Henry
From his Commentary on the Whole Bible. Henry comments on passages, not single verses — this entry covers Romans 1:19–32. His four-level outline is real structure in the source text, so it is rendered as structure.
In this last part of the chapter the apostle applies what he had said particularly to the Gentile world, in which we may observe,
I.The means and helps they had to come to the knowledge of God.
Though they had not such a knowledge of his law as Jacob and Israel had (Psa 147:20), yet among them he left not himself without witness (Act 14:17): For that which may be known, etc., Rom 1:19, Rom 1:20. Observe,
1.What discoveries they had: That which may be known of God is manifest, en autois - among them; that is, there were some even among them that had the knowledge of God, were convinced of the existence of one supreme Numen. The philosophy of Pythagoras, Plato, and the Stoics, discovered a great deal of the knowledge of God, as appears by abundance of testimonies. That which may be known, which implies that there is a great deal which may not be known. The being of God may be apprehended, but cannot be comprehended. We cannot by searching find him out, Job 11:7-9. Finite understandings cannot perfectly know an infinite being; but, blessed be God, there is that which may be known, enough to lead us to our chief end, the glorifying and enjoying of him; and these things revealed belong to us and to our children, while secret things are not to be pried into, Deu 29:29.
2.Whence they had these discoveries: God hath shown it to them. Those common natural notions which they had of God were imprinted upon their hearts by the God of nature himself, who is the Father of lights. This sense of a Deity, and a regard to that Deity, are so connate with the human nature that some think we are to distinguish men from brutes by these rather than by reason.
3.By what way and means these discoveries and notices which they had were confirmed and improved, namely, by the work of creation (Rom 1:20); For the invisible things of God, etc.
(1.)Observe what they knew: The invisible things of him, even his eternal power and Godhead. Though God be not the object of sense, yet he hath discovered and made known himself by those things that are sensible. The power and Godhead of God are invisible things, and yet are clearly seen in their products. He works in secret (Job 23:8, Job 23:9; Psa 139:15; Ecc 11:5), but manifests what he has wrought, and therein makes known his power and Godhead, and others of his attributes which natural light apprehends in the idea of a God. They could not come by natural light to the knowledge of the three persons in the Godhead (though some fancy they have found footsteps of this in Plato's writings), but they did come to the knowledge of the Godhead, at least so much knowledge as was sufficient to have kept them from idolatry. This was that truth which they held in unrighteousness.
(2.)How they knew it: By the things that are made, which could not make themselves, nor fall into such an exact order and harmony by any casual hits; and therefore must have been produced by some first cause or intelligent agent, which first cause could be no other than an eternal powerful God. See Psa 19:1; Isa 40:26; Act 17:24. The workman is known by his work. The variety, multitude, order, beauty, harmony, different nature, and excellent contrivance, of the things that are made, the direction of them to certain ends, and the concurrence of all the parts to the good and beauty of the whole, do abundantly prove a Creator and his eternal power and Godhead. Thus did the light shine in the darkness. And this from the creation of the world. Understand it either,
[1.]As the topic from which the knowledge of them is drawn. To evince this truth, we have recourse to the great work of creation. And some think this ktisis kosmou, this creature of the world (as it may be read), is to be understood of man, the ktisis kat' exochēn - the most remarkable creature of the lower world, called ktisis, Mar 16:15. The frame and structure of human bodies, and especially the most excellent powers, faculties, and capacities of human souls, do abundantly prove that there is a Creator, and that he is God. Or,
[2.]As the date of the discovery. It as old as the creation of the world. In this sense apo ktiseōs is most frequently used in scripture. These notices concerning God are not any modern discoveries, hit upon of late, but ancient truths, which were from the beginning. The way of the acknowledgement of God is a good old way; it was from the beginning. Truth got the start of error.
II.Their gross idolatry, notwithstanding these discoveries that God made to them of himself; described here, Rom 1:21-23, Rom 1:25.
We shall the less wonder at the inefficacy of these natural discoveries to prevent the idolatry of the Gentiles if we remember how prone even the Jews, who had scripture light to guide them, were to idolatry; so miserably are the degenerate sons of men plunged in the mire of sense. Observe,
1.The inward cause of their idolatry, Rom 1:21, Rom 1:22. They are therefore without excuse, in that they did know God, and from what they knew might easily infer that it was their duty to worship him, and him only. Though some have greater light and means of knowledge than others, yet all have enough to leave them inexcusable. But the mischief of it was that,
(1.)They glorified him not as God. Their affections towards him, and their awe and adoration of him, did not keep pace with their knowledge. To glorify him as God is to glorify him only; for there can be but one infinite: but they did not so glorify him, for they set up a multitude of other deities. To glorify him as God is to worship him with spiritual worship; but they made images of him. Not to glorify God as God is in effect not to glorify him at all; to respect him as a creature is not to glorify him, but to dishonour him.
(2.)Neither were they thankful; not thankful for the favours in general they received from God (insensibleness of God's mercies is at the bottom of our sinful departures from him); not thankful in particular for the discoveries God was pleased to make of himself to them. Those that do not improve the means of knowledge and grace are justly reckoned unthankful for them.
(3.)But they became vain in their imaginations, en tois dialogismois - in their reasonings, in their practical inferences. They had a great deal of knowledge of general truths (Rom 1:19), but no prudence to apply them to particular cases. Or, in their notions of God, and the creation of the world, and the origination of mankind, and the chief good; in these things, when they quitted the plain truth, they soon disputed themselves into a thousand vain and foolish fancies. The several opinions and hypotheses of the various sects of philosophers concerning these things were so many vain imaginations. When truth is forsaken, errors multiply in infinitum - infinitely.
(4.)And their foolish heart was darkened. The foolishness and practical wickedness of the heart cloud and darken the intellectual powers and faculties. Nothing tends more to the blinding and perverting of the understanding than the corruption and depravedness of the will and affections.
(5.)Professing themselves to be wise, they became fools, Rom 1:22. This looks black upon the philosophers, the pretenders to wisdom and professors of it. Those that had the most luxuriant fancy, in framing to themselves the idea of a God, fell into the most gross and absurd conceits: and it was the just punishment of their pride and self-conceitedness. It has been observed that the most refined nations, that made the greatest show of wisdom, were the arrantest fools in religion. The barbarians adored the sun and moon, which of all others was the most specious idolatry; while the learned Egyptians worshipped an ox and an onion. The Grecians, who excelled them in wisdom, adored diseases and human passions. The Romans, the wisest of all, worshipped the furies. And at this day the poor Americans worship the thunder; while the ingenious Chinese adore the devil. Thus the world by wisdom knew not God, Co1 1:21. As a profession of wisdom is an aggravation of folly, so a proud conceit of wisdom is the cause of a great deal of folly. Hence we read of few philosophers who were converted to Christianity; and Paul's preaching was no where so laughed at and ridiculed as among the learned Athenians, Act 17:18-32. Phaskontes einai - conceiting themselves to be wise. The plain truth of the being of God would not content them; they thought themselves above that, and so fell into the greatest errors.
2.The outward acts of their idolatry, Rom 1:23-25.
(1.)Making images of God (Rom 1:23), by which, as much as in them lay, they changed the glory of the incorruptible God. Compare Psa 106:20; Jer 2:11. They ascribed a deity to the most contemptible creatures, and by them represented God. It was the greatest honour God did to man that he made man in the image of God; but it is the greatest dishonour man has done to God that he has made God in the image of man. This was what God so strictly warned the Jews against, Deu 4:15, etc. This the apostle shows the folly of in his sermon at Athens, Act 17:29. See Isa 40:18, etc.; Isa 44:10, etc. This is called (Rom 1:25) changing the truth of God into a lie. As it did dishonour his glory, so it did misrepresent his being. Idols are called lies, for they belie God, as if he had a body, whereas he is a Spirit, Jer 23:14; Hos 7:1. Teachers of lies, Hab 2:18.
(2.)Giving divine honour to the creature: Worshipped and served the creature, para ton ktisanta - besides the Creator. They did own a supreme Numen in their profession, but they did in effect disown him by the worship they paid to the creature; for God will be all or none. Or, above the Creator, paying more devout respect to their inferior deities, stars, heroes, demons, thinking the supreme God inaccessible, or above their worship. The sin itself was their worshipping the creature at all; but this is mentioned as an aggravation of the sin, that they worshipped the creature more than the Creator. This was the general wickedness of the Gentile world, and became twisted in with their laws and government; in compliance with which even the wise men among them, who knew and owned a supreme God and were convinced of the nonsense and absurdity of their polytheism and idolatry, yet did as the rest of their neighbours did. Seneca, in his book De Superstitione, as it is quoted by Aug. de Civit. Dei, lib. 6, cap. 10 (for the book itself is lost), after he had largely shown the great folly and impiety of the vulgar religion, in divers instances of it, yet concludes, Quae omnia sapiens servabit tanquam legibus jussa, non tanquam diis grata - All which a wise man will observe as established by law, not imagining them grateful to the gods. And afterwards, Omnem istam ignobilem deorum turbam, quam longo aevo longa superstitio congessit, sic adorabimus, ut meminerimus cultum ejus magis ad morem quam ad rem pertinere - All this ignoble rout of gods, which ancient superstition has amassed together by long prescription, we will so adore as to remember that the worship of them is rather a compliance with custom than material in itself. Upon which Augustine observes, Colebat quod reprehendebat, agebat quod arguebat, quod culpabat adorabat - He worshipped that which he censured, he did that which he had proved wrong, and he adored what he found fault with. I mention this thus largely because methinks it doth fully explain that of the apostle here (Rom 1:18): Who hold the truth in unrighteousness. It is observable that upon the mention of the dishonour done to God by the idolatry of the Gentiles the apostle, in the midst of his discourse, expresses himself in an awful adoration of God: Who is blessed for ever. Amen. When we see or hear of any contempt cast upon God or his name, we should thence take occasion to think and speak highly and honourably of him. In this, as in other things, the worse others are, the better we should be. Blessed for ever, notwithstanding these dishonours done to his name: though there are those that do not glorify him, yet he is glorified, and will be glorified to eternity.
III.The judgments of God upon them for this idolatry; not many temporal judgments (the idolatrous nations were the conquering ruling nations of the world), but spiritual judgments, giving them up to the most brutish and unnatural lusts. Paredōken autous - He gave them up; it is thrice repeated here, Rom 1:24, Rom 1:26, Rom 1:28. Spiritual judgments are of all judgments the sorest, and to be most dreaded. Observe,
1.By whom they were given up. God gave them up, in a way of righteous judgment, as the just punishment of their idolatry - taking off the bridle of restraining grace - leaving them to themselves - letting them alone; for his grace is his own, he is debtor to no man, he may give or withhold his grace at pleasure. Whether this giving up be a positive act of God or only privative we leave to the schools to dispute: but this we are sure of that it is no new thing for God to give men up to their own hearts' lusts, to send them strong delusions, to let Satan loose upon them, nay, to lay stumbling-blocks before them. And yet God is not the author of sin, but herein infinitely just and holy; for, though the greatest wickedness follow upon this giving up, the fault of that is to be laid upon the sinner's wicked heart. If the patient be obstinate, and will not submit to the methods prescribed, but wilfully takes and does that which is prejudicial to him, the physician is not to be blamed if he give him up as in a desperate condition; and all the fatal symptoms that follow are not to be imputed to the physician, but to the disease itself and to the folly and wilfulness of the patient.
2.To what they were given up.
(1.)To uncleanness and vile affections, Rom 1:24, Rom 1:26, Rom 1:27. Those that would not entertain the more pure and refined notices of natural light, which tend to preserve the honour of God, justly forfeited those more gross and palpable sentiments which preserve the honour of human nature. Man being in honour, and refusing to understand the God that made him, thus becomes worse than the beasts that perish, Psa 49:20. Thus one, by the divine permission, becomes the punishment of another; but it is (as it said here) through the lusts of their own hearts - there all the fault is to be laid. Those who dishonoured God were given up to dishonour themselves. A man cannot be delivered up to a greater slavery than to be given up to his own lusts. Such are given over, like the Egyptians (Isa 19:4), into the hand of a cruel lord. The particular instances of their uncleanness and vile affections are their unnatural lusts, for which many of the heathen, even of those among them who passed for wise men, as Solon and Zeno, were infamous, against the plainest and most obvious dictates of natural light. The crying iniquity of Sodom and Gomorrah, for which God rained hell from heaven upon them, became not only commonly practised, but avowed, in the pagan nations. Perhaps the apostle especially refers to the abominations that were committed in the worship of their idol-gods, in which the worst of uncleannesses were prescribed for the honour of their gods; dunghill service for dunghill gods: the unclean spirits delight in such ministrations. In the church of Rome, where the pagan idolatries are revived, images worshipped, and saints only substituted in the room of demons, we hear of these same abominations going barefaced, licensed by the pope (Fox's Acts and Monuments, vol. 1, p. 808), and not only commonly perpetrated, but justified and pleaded for by some of their cardinals: the same spiritual plagues for the same spiritual wickednesses. See what wickedness there is in the nature of man. How abominable and filthy is man! Lord, what is man? says David; what a vile creature is he when left to himself! How much are we beholden to the restraining grace of God for the preserving any thing of the honour and decency of the human nature! For, were it not for this, man, who was made but little lower than the angels, would make himself a great deal lower than the devils. This is said to be that recompence of their error which was meet. The Judge of all the earth does right, and observes a meetness between the sin and the punishment of it.
(2.)To a reprobate mind in these abominations, Rom 1:28.
[1.]They did not like to retain God in their knowledge. The blindness of their understandings was caused by the wilful aversion of their wills and affections. They did not retain God in their knowledge, because they did not like it. They would neither know nor do any thing but just what pleased themselves. It is just the temper of carnal hearts; the pleasing of themselves is their highest end. There are many that have God in their knowledge, they cannot help it, the light shines so fully in their faces; but they do not retain him there. They say to the Almighty, Depart (Job 21:14), and they therefore do not retain God in their knowledge because it thwarts and contradicts their lusts; they do not like it. In their knowledge - en epignōsei. There is a difference between gnōsis and epignōsis, the knowledge and the acknowledgement of God; the pagans knew God, but did not, would not, acknowledge him.
[2.]Answerable to this wilfulness of theirs, in gainsaying the truth, God gave them over to a wilfulness in the grossest sins, here called a reprobate mind - eis adokimon noun, a mind void of all sense and judgment to discern things that differ, so that they could not distinguish their right hand from their left in spiritual things. See whither a course of sin leads, and into what a gulf it plunges the sinner at last; hither fleshly lusts have a direct tendency. Eyes full of adultery cannot cease from sin, Pe2 2:14. This reprobate mind was a blind scared conscience, past feeling, Eph 4:19. When the judgment is once reconciled to sin, the man is in the suburbs of hell. At first Pharaoh hardened his heart, but afterwards God hardened Pharaoh's heart. Thus wilful hardness is justly punished with judicial hardness. - To do those things which are not convenient. This phrase may seem to bespeak a diminutive evil, but here it is expressive of the grossest enormities; things that are not agreeable to men, but contradict the very light and law of nature. And here he subjoins a black list of those unbecoming things which the Gentiles were guilty of, being delivered up to a reprobate mind. No wickedness so heinous, so contrary to the light of nature, to the law of nations, and to all the interests of mankind, but a reprobate mind will comply with it. By the histories of those times, especially the accounts we have of the then prevailing dispositions and practices of the Romans when the ancient virtue of that commonwealth was so degenerated, it appears that these sins here mentioned were then and there reigning national sins. No fewer than twenty-three several sorts of sins and sinners are here specified, Rom 1:29-31. Here the devil's seat is; his name is legion, for they are many. It was time to have the gospel preached among them, for the world had need of reformation.
First, Sins against the first table: Haters of God. Here is the devil in his own colours, sin appearing sin. Could it be imagined that rational creatures should hate the chief good, and depending creatures abhor the fountain of their being? And yet so it is. Every sin has in it a hatred of God; but some sinners are more open and avowed enemies to him than others, Zac 11:8. Proud men and boasters cope with God himself, and put those crowns upon their own heads which must be cast before his throne.
Secondly, Sins against the second table. These are especially mentioned, because in these things they had a clearer light. In general here is a charge of unrighteousness. This is put first, for every sin is unrighteousness; it is withholding that which is due, perverting that which is right; it is especially put for second-table sins, doing as we would not be done by. Against the fifth commandment: Disobedient to parents, and without natural affection - astorgous, that is parents unkind and cruel to their children. Thus, when duty fails on one side, it commonly fails on the other. Disobedient children are justly punished with unnatural parents; and, on the contrary, unnatural parents with disobedient children. Against the sixth commandment: Wickedness (doing mischief for mischief's sake), maliciousness, envy, murder, debate (eridos - contention), malignity, despiteful, implacable, unmerciful; all expressions of that hatred of our brother which is heart-murder. Against the seventh commandment: Fornication; he mentions no more, having spoken before of other uncleannesses. Against the eighth commandment: Unrighteousness, covetousness. Against the ninth commandment: Deceit, whisperers, back-biters, covenant-breakers, lying and slandering. Here are two generals not before mentioned - inventors of evil things, and without understanding; wise to do evil, and yet having no knowledge to do good. The more deliberate and politic sinners are in inventing evil things, the greater is their sin: so quick of invention in sin, and yet without understanding (stark fools) in the thoughts of God. Here is enough to humble us all, in the sense of our original corruption; for every heart by nature has in it the seed and spawn of all these sins. In the close he mentions the aggravations of the sins, Rom 1:32. 1. They knew the judgment of God; that is, (1.) They knew the law. The judgment of God is that which his justice requires, which, because he is just, he judgeth meet to be done. (2.) They knew the penalty; so it is explained here: They knew that those who commit such things were worthy of death, eternal death; their own consciences could not but suggest this to them, and yet they ventured upon it. It is a great aggravation of sin when it is committed against knowledge (Jam 4:17), especially against the knowledge of the judgment of God. It is daring presumption to run upon the sword's point. It argues the heart much hardened, and very resolutely set upon sin. 2. They not only do the same, but have pleasure in those that do them. The violence of some present temptation may hurry a man into the commission of such sins himself in which the vitiated appetite may take a pleasure; but to be pleased with other people's sins is to love sin for sin's sake: it is joining in a confederacy for the devil's kingdom and interest. Suneudokousi: they do not only commit sin, but they defend and justify it, and encourage others to do the like. Our own sins are much aggravated by our concurrence with, and complacency in, the sins of others.
Now lay all this together, and then say whether the Gentile world, lying under so much guilt and corruption, could be justified before God by any works of their own.
Historical interpretation
Three Centuries of Reception
14 surviving comments on this verse. Each one is dated, so this reads as a timeline rather than a list.
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For he judges the Gentiles, "who serve the creature more than the Creator"
That idols are not gods, and that the elements are not to be worshipped in the place of gods. In the cxiiith Psalm it is shown that "the idols of the heathen are silver and gold, the work of men's hands. They have a mouth, and speak not; eyes have they, and see not. They have ears, and hear not; neither is there any breath in their mouth. Let those that make them be made like unto them." Also in the Wisdom of Solomon: "They counted all the idols of the nations to be gods, which neither have the use of eyes to see, nor noses to draw breath, nor ears to hear, nor fingers on their hands to handle; and as for their feet, they are slow to go. For man made them, and he that borrowed his own spirit fashioned them; but no man can make a god like unto himself. For, since he is mortal, he worketh a dead thing with wicked hands; for he himself is better than the things which he worshippeth, since he indeed lived once, but they never." In Exodus also: "Thou shalt not make to thee an idol, nor the likeness of anything." Moreover, in Solomon, concerning the elements: "Neither by considering the works did they acknowledge who was the workmaster; but deemed either fire, or wind, or the swift air, or the circle of the stars, or the violent water, or the sun, or the moon, to be gods. On account of whose beauty, if they thought this, let them know how much more beautiful is the Lord than they. Or if they admired their powers and operations, let them understand by them, that He that made these mighty things is mightier than they."
Now certainly the wretched ones were overwhelmed in the chaos of error, "because that, when they knew God, they glorified Him not as God, neither were thankful; but became vain in their imaginations, and their foolish heart was darkened; "
When I reflect, O Emperor Constantine, and often revolve in my mind the original condition of men, it is accustomed to appear alike wonderful and unworthy that, by the folly of one age embracing various superstitions, and believing in the existence of many gods, they suddenly arrived at such ignorance of themselves, that the truth being taken away from their eyes, the religion of the true God was not observed, nor the condition of human nature, since men did not seek the chief good in heaven, but on earth. And on this account assuredly the happiness of the ancient ages was changed. For, having left God, the parent and founder of all things, men began to worship the senseless works of their own hands. And what were the effects of this corruption, or what evils it introduced, the subject itself sufficiently declares. For, turning away from the chief good, which is blessed and everlasting on this account, because it cannot be seen, or touched, or comprehended, and from the virtues which are in agreement with that good, and which are equally immortal, gliding down to these corrupt and frail gods, and devoting themselves to those things by which the body only is adorned, and nourished, and delighted, they sought eternal death for themselves, together with their gods and goods relating to the body, because all bodies are subject to death.
It may seem that Paul has simplified his argument against the Greeks, because he condemns idolatry as the only kind of ungodliness. But to those who look more carefully at what he says, things will appear not this way but rather that Paul has broadened his horizons, so as not to overlook any kind of impiety.
It is futile to conceive of nonbeing as if it were being, as do those who worship vanity as if it were God. For this reason their minds have been rendered senseless and darkness has entered their souls.
They were so far from being ignorant that they confessed that there was a single principle from which all things heavenly, earthly and infernal derived their origin, and that there was only one being who decreed what properties and duties would belong to everything by nature. Yet knowing this they did not give thanks. Paul is speaking of the ancients in order to correct his contemporaries and future generations.Truly this is futility, that knowing the truth they decided to worship something else which they knew was not true, so that hiding from God they might worship idols. A cloud of error covered their hearts. Although they should have honored the Creator all the more from the beautiful things which he made, they clung to what they had, saying that the things which they could see were sufficient for their salvation.
This is the one greatest charge; and the second after it is their also worshipping idols, as Jeremy too in accusing them said, "This people hath committed two evils: they have forsaken me the fountain of living water, and have dug for themselves broken cisterns." (Jer. ii. 13.) And then as a sign of their having known God, and not used their knowledge upon a fit object, he adduces this very thing, that they knew gods. Wherefore he adds, "because that, when they knew God, they glorified Him not as God." And he names the cause through which they fell into such senselessness. What then is it? They trusted everything to their reasonings. Still he does not word it so, but in a much sharper language, "but became vain in their reasonings, and their foolish heart was darkened." For as in a night without a moon, if any one attempt to go by a strange road, or to sail over a strange sea, so far will he be from soon reaching his destination, that he will speedily be lost. Thus they, attempting to go the way leading to Heaven, and having destroyed the light from their own selves, and, in lieu of it, trusted themselves to the darkness of their own reasoning, and seeking in bodies for Him who is incorporeal, and in shapes for Him who hath no shape, underwent a most rueful shipwreck. But beside what has been said, he names also another cause of their error, when he says,
Imagining that they could grasp God with their minds, they fell away from their natural instinct and worshiped creatures instead of the Creator.
If they had given thanks to God who gave this wisdom, they would not have claimed any credit for their own ideas. Therefore they were given over by the Lord to the desires of their own hearts, and did improper things.
Surely that darkening of the heart was already a penalty and punishment, and by that penalty, that is by the blinding of the heart because of the abandonment by the light of wisdom, they fell into more and more serious sins.
It is well known how Greek schools and Roman eloquence and the search of the whole world in the quest of the supreme good, with the most penetrating study and outstanding ability, accomplished nothing by their labor except to become “futile in their thinking, and their senseless minds were darkened.”
The pagans knew that there was a God, and it is clear that they did not receive judgment because of this. For it was not for want of knowledge that they were condemned, but the opposite. For each one glorified God in the sense that whatever he thought God was, that he served. Thus they corrupted the whole matter by their peculiar and mistaken ideas. They abandoned God’s way of knowing him and preferred their own, falling into the deepest imbecility, outdoing themselves in their so-called wisdom by adding to their foolishness, descending to the worship of reptiles and inanimate objects.
In the hearts of the Gentiles, the purest honoring of the one God was changed into the bloody worship of different gods.
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Summary
Romans 1:21 serves as a pivotal indictment of humanity's foundational sin: despite possessing an inherent knowledge of God, they deliberately chose not to honor Him as God nor express gratitude. This willful suppression of truth led to a profound intellectual and spiritual decay, resulting in their reasoning becoming futile and their hearts being plunged into spiritual darkness, setting the stage for the subsequent descent into unrighteousness.
Context
Literary Context
This verse is a crucial link in Paul's theological argument in the opening chapters of Romans, establishing the universal need for God's righteousness. It immediately follows Paul's declaration in Romans 1:18 that God's wrath is being revealed against all ungodliness and unrighteousness. Paul then explains why humanity is without excuse: Romans 1:19-20 assert that God's eternal power and divine nature are clearly perceived through the created world. Romans 1:21 then details humanity's culpable response to this undeniable revelation: not merely ignorance, but an active, culpable failure to rightly acknowledge and respond to the God they knew. This failure is the root cause from which the specific acts of unrighteousness detailed in Romans 1:24-32 flow, demonstrating the progression from spiritual rebellion to moral depravity.
Historical & Cultural Context
Paul is addressing a diverse audience in Rome, including both Jews and Gentiles. While the immediate context of Romans 1:18-32 primarily describes Gentile sin, the principles apply universally. In the Greco-Roman world, various philosophical schools debated the nature of divinity, and polytheistic religions were prevalent. Despite intellectual pursuits and religious rituals, Paul argues that even those with sophisticated thought systems or elaborate pantheons failed to grasp and honor the one true God, whose existence and power were evident in creation. Their cultural practices, including widespread idolatry and moral laxity, were symptomatic of this fundamental spiritual rebellion. Paul's critique is not merely of specific sins but of the underlying spiritual condition of humanity that refused to acknowledge its Creator and Giver of all good things.
Key Themes
Romans 1:21 introduces several profound themes that resonate throughout the book and the New Testament. Firstly, it highlights the theme of Natural Revelation, emphasizing that God has made Himself known to all humanity through creation, leaving no one without excuse (Romans 1:19-20). Secondly, it underscores the Suppression of Truth, showing that humanity's problem is not a lack of knowledge, but a willful rejection and active suppression of the truth they inherently possess. This deliberate turning away leads to the third theme: Idolatry's Root. The failure to glorify God as God and to be thankful is identified as the foundational sin that leads to all forms of idolatry and unrighteousness, as humanity exchanges the glory of the incorruptible God for created things, as described in Romans 1:23. Finally, the verse introduces the theme of Judicial Hardening and Spiritual Decay, where God's just judgment for humanity's rebellion is seen in the internal consequences: futile thinking and darkened hearts. This internal corruption is a direct result of their refusal to honor God, leading to a downward spiral of moral degradation, a concept further elaborated in Romans 1:24-32.
Exposition and Analysis
Key Word Analysis
This verb signifies more than mere intellectual acquaintance; it often implies an experiential or relational knowledge. In this context, it suggests humanity had a genuine, undeniable apprehension of God's existence and attributes, derived from the clear evidence of creation. It's not a saving knowledge, but a foundational awareness that should have led to appropriate worship and gratitude.
To "glorify" means to honor, praise, magnify, or attribute supreme worth and splendor to someone. The failure to glorify God "as God" indicates a refusal to acknowledge His unique, supreme, and sovereign position as Creator and Sustainer. It's a withholding of the honor and adoration due to Him alone, a foundational act of rebellion.
This term refers to inner reasonings, thoughts, deliberations, or even disputes within oneself. When these "imaginations" became "vain" (futile, empty, purposeless), it signifies that humanity's intellectual pursuits and mental processes, when divorced from the truth of God, became inherently unproductive, misguided, and ultimately meaningless in discerning ultimate reality or true purpose.
Verse Breakdown
"Because that, when they knew God"
This opening clause establishes the premise of human culpability. It asserts that humanity was not ignorant of God; rather, they possessed an intrinsic and evident knowledge of Him, a knowledge that should have compelled a specific response.
"they glorified him not as God, neither were thankful"
This is the core indictment, detailing humanity's twofold failure. Firstly, they refused to ascribe to God the honor, worship, and supreme position that belongs to Him alone as the Creator. Secondly, they withheld gratitude, failing to acknowledge Him as the source of all blessings and the Giver of life itself. This lack of worship and thankfulness represents a fundamental spiritual rebellion.
"but became vain in their imaginations"
This clause describes the immediate consequence of their spiritual rebellion. Their internal thought processes, their reasonings and deliberations, became empty, futile, and purposeless. Without God as the ultimate reference point, their intellectual pursuits lost their true direction and became distorted, leading to a worldview based on falsehoods rather than truth.
"and their foolish heart was darkened"
This describes a deeper, more profound consequence. The "heart" (kardia) in biblical thought represents the core of one's being—the seat of intellect, will, emotion, and moral understanding. By rejecting the light of God's truth, their inner being became "darkened," signifying a progressive spiritual blindness, a diminished capacity to discern spiritual realities, moral good, and divine truth, leading to intellectual and moral confusion.
Literary Devices
Paul employs several effective literary devices in Romans 1:21 to convey his powerful message. The verse exhibits clear Parallelism, particularly in the two negative clauses ("glorified him not as God, neither were thankful") and the two subsequent consequences ("became vain in their imaginations, and their foolish heart was darkened"). This structure emphasizes the dual nature of humanity's failure and its resulting internal corruption. The phrase "their foolish heart was darkened" uses Metaphor and Symbolism. "Darkened" is a metaphor for spiritual and intellectual blindness, symbolizing a state of ignorance and moral confusion that results from turning away from the light of God's truth. The "heart" is symbolic of the inner core of a person's being, encompassing their intellect, will, and emotions, highlighting that the corruption is not merely external but deeply internal. Furthermore, the verse demonstrates a clear Cause and Effect relationship, where the refusal to glorify and thank God is presented as the direct cause of the intellectual futility and spiritual darkness that humanity experiences.
Theological and Thematic Connections
Romans 1:21 profoundly articulates the essence of humanity's fallen condition: a deliberate, culpable rejection of God despite inherent knowledge of Him. It reveals that the root of all unrighteousness is not merely ignorance, but an active suppression of truth, leading to a fundamental misorientation of the human heart and mind. This failure to glorify God as God and to express gratitude is the wellspring of idolatry and moral decay, demonstrating that true worship and thankfulness are not optional but essential responses to the Creator. The verse underscores the concept of judicial hardening, where God, in His justice, gives humanity over to the consequences of their choices, allowing their minds to become futile and their hearts to be darkened as a direct result of their rebellion. This theological truth highlights the gravity of humanity's sin and the righteousness of God's judgment against it.
Reflection and Application
Romans 1:21 serves as a stark mirror, reflecting the human tendency to acknowledge God's existence without truly honoring or thanking Him. In a world saturated with information and self-focus, it is easy to become "vain in our imaginations," pursuing knowledge and understanding that is detached from divine truth, leading to a "darkened heart." This verse challenges us to examine the posture of our own hearts and minds. Do we genuinely glorify God in our daily lives, attributing to Him the supreme worth and adoration He deserves, not just with our lips but with our actions and priorities? Are we cultivating a spirit of profound thankfulness for His ceaseless provision, grace, and revelation, or do we take His blessings for granted? When we fail to center our thoughts and affections on God, our intellectual pursuits can become futile, and our spiritual discernment can wane, leaving us vulnerable to deception and moral confusion. This verse calls us to a conscious, daily commitment to worship God as God and to live lives overflowing with gratitude, ensuring that His light illuminates our understanding and guides our every step.
Questions for Reflection
FAQ
Does "knew God" in Romans 1:21 imply saving knowledge?
No, the "knowledge" referred to in Romans 1:21 is not necessarily a saving, relational knowledge of God, but rather a general, undeniable awareness of His existence, power, and divine nature. As explained in Romans 1:19-20, God has made Himself evident through the created world, leaving all humanity without excuse. This knowledge is an intellectual and intuitive apprehension that should have led to worship and gratitude, but instead, humanity willfully suppressed it, leading to the consequences described in the verse.
What does it mean for their "heart was darkened"?
The phrase "their foolish heart was darkened" signifies a profound spiritual and moral consequence of humanity's rebellion against God. The "heart" in biblical understanding refers to the core of one's being—the seat of intellect, will, emotion, and moral understanding. When it became "darkened," it means that humanity's inner being, once capable of discerning spiritual truth, became progressively blind, ignorant, and morally confused. This is not merely a lack of information but a judicial consequence of their deliberate rejection of God's light. As they refused to glorify God and be thankful, God "gave them over" to their own choices, leading to a diminished capacity to perceive spiritual reality and moral good, as further elaborated in Romans 1:24-32.
Christ-Centered Fulfillment
Romans 1:21 vividly describes humanity's tragic descent into spiritual darkness due to their refusal to glorify God and be thankful, despite knowing Him. This fallen state, characterized by vain imaginations and darkened hearts, sets the stage for the glorious revelation of Jesus Christ. He is the ultimate answer to humanity's predicament, for He is the perfect image of the invisible God (Colossians 1:15), the one who perfectly glorified the Father in His life, death, and resurrection (John 17:4). Where humanity failed to acknowledge and give thanks, Christ offered perfect obedience and thanksgiving. He is the "light of the world" (John 8:12) who came to dispel the very darkness that enveloped the "foolish heart" of fallen humanity. Through His atoning sacrifice, He reconciles us to God, enabling us to truly "know" Him in a saving, relational way (John 17:3). By His Spirit, He transforms our "vain imaginations" into thoughts captive to Him (2 Corinthians 10:5) and illuminates our "darkened hearts" with the light of the gospel (2 Corinthians 4:6). In Christ, we are empowered to truly glorify God with our lives (1 Corinthians 6:20) and live lives overflowing with genuine thankfulness (Colossians 3:17), reversing the curse of Romans 1:21 and restoring humanity to its intended purpose.