Study This Verse
Commentary on Ecclesiastes 9 verses 13–18
Solomon still recommends wisdom to us as necessary to the preserving of our peace and the perfecting of our business, notwithstanding the vanities and crosses which human affairs are subject to. He had said (Ecc 9:11), Bread is not always to the wise; yet he would not therefore be thought either to disparage, or to discourage, wisdom, no, he still retains his principle, that wisdom excels folly as much as light excels darkness (Ecc 2:13), and we ought to love and embrace it, and be governed by it, for the sake of its own intrinsic worth, and the capacity it gives us of being serviceable to others, though we ourselves should not get wealth and preferment by it. This wisdom, that is, this which he here describes, wisdom which enables a man to serve his country out of pure affection to its interests, when he himself gains no advantage by it, no, not so much as thanks for his pains, or the reputation of it, this is the wisdom which, Solomon says, seemed great unto him, Ecc 9:13. A public spirit, in a private sphere, is wisdom which those who understand things that differ cannot but look upon as very magnificent.
I. Solomon here gives an instance, which probably was a case in fact, in some neighbouring country, of a poor man who with his wisdom did great service in a time of public distress and danger (Ecc 9:14): There was a little city (no great prize, whoever was master of it); there were but few men within it, to defend it, and men, if men of fortitude, are the best fortifications of a city; here were few men, and, because few, feeble, fearful, and ready to give up their city as not tenable. Against this little city a great king came with a numerous army, and besieged it, either in pride, or covetousness to possess it, or in revenge for some affront given him, to chastise and destroy it. Thinking it stronger than it was, he built great bulwarks against it, from which to batter it, and doubted not but in a little time to make himself master of it. What a great deal of unjust vexation do ambitious princes give to their harmless neighbours! This great king needed not fear this little city; why then should he frighten it? It would be little profit to him; why then should he put himself to such a great expense to gain it? But as unreasonable and insatiably greedy as little people sometimes are to lay house to house, and field to field, great kings often are to lay city to city, and province to province, that they may be placed alone in the earth, Isa 5:8. Did victory and success attend the strong? No; there was found in this little city, among the few men that were in it, one poor wise man - a wise man, and yet poor, and not preferred to any place of profit or power in the city; places of trust were not given to men according to their merit, and meetness for them, else such a wise man as this would not have been a poor man. Now, 1. Being wise, he served the city, though he was poor. In their distress they found him out (Jdg 11:7) and begged his advice and assistance; and he by his wisdom delivered the city, either by prudent instructions given to the besieged, directing them to some unthought-of stratagem for their own security, or by a prudent treaty with the besiegers, as the woman at Abel, Sa2 20:16. He did not upbraid them with the contempt they had put upon him, in leaving him out of their council, nor tell them he was poor and had nothing to lose, and therefore cared not what became of the city; but he did his best for it, and was blessed with success. Note, Private interests and personal resentments must always be sacrificed to public good and forgotten when the common welfare is concerned. 2. Being poor, he was slighted by the city, though he was wise and had been an instrument to save them all from ruin: No man remembered that same poor man; his good services were not taken notice of, no recompence was made him, no marks of honour were put upon him, but he lived in as much poverty and obscurity as he had done before. Riches were not to this man of understanding, nor favour to this man of skill. Many who have well-merited of their prince and country have been ill-paid; such an ungrateful world do we live in. It is well that useful men have a God to trust to, who will be their bountiful rewarder; for, among men, great services are often envied and rewarded with evil for good.
II. From this instance he draws some useful inferences, looks upon it and receives instruction. 1. Hence he observes the great usefulness and excellency of wisdom, and what a blessing it makes men to their country: Wisdom is better than strength, Ecc 9:16. A prudent mind, which is the honour of a man, is to be preferred before a robust body, in which many of the brute creatures excel man. A man may by his wisdom effect that which he could never compass by his strength, and may overcome those by out-witting them who are able to overpower him. Nay, wisdom is better than weapons of war, offensive or defensive, Ecc 9:18. Wisdom, that is, religion and piety (for the wise man is here opposed to a sinner), is better than all military endowments or accoutrements, for it will engage God for us, and then we are safe in the greatest perils and successful in the greatest enterprises. If God be for us, who can be against us or stand before us? 2. Hence he observes the commanding force and power of wisdom, though it labour under external disadvantages (Ecc 9:17): The words of wise men are heard in quiet; what they speak, being spoken calmly and with deliberation (though, not being rich and in authority, they dare not speak aloud nor with any great assurance), will be hearkened to and regarded, will gain respect, nay, will gain the point, and sway with men more than the imperious clamour of him that rules among fools, who, like fools, chose him to be their ruler, for his noise and blustering, and, like fools, think he must by those methods carry the day with every body else. A few close arguments are worth a great many big words; and those will strike sail to fair reasoning who will answer those that hector and insult according to their folly. How forcible are right words! What is spoken wisely should be spoken calmly, and then it will be heard in quiet and calmly considered. But passion will lessen the force even of reason, instead of adding any force to it. 3. Hence he observes that wise and good men, notwithstanding this, must often content themselves with the satisfaction of having done good, or at least attempted it, and offered at it, when they cannot do the good they would do nor have the praise they should have. Wisdom capacitates a man to serve his neighbours, and he offers his service; but, alas! if he be poor his wisdom is despised and his words are not heard, Ecc 9:16. Many a man is buried alive in poverty and obscurity who, if he had but fit encouragement given him, might be a great blessing to the world; many a pearl is lost in its shell. But there is a day coming when wisdom and goodness shall be in honour, and the righteous shall shine forth.
4.From what he had observed of the great good which one wise and virtuous man may do he infers what a great deal of mischief one wicked man may do, and what a great deal of good he may be the hindrance of: One sinner destroyeth much good. (1.) As to himself, a sinful condition is a wasteful condition. How many of the good gifts both of nature and Providence does one sinner destroy and make waste of - good sense, good parts, good learning, a good disposition, a good estate, good meat, good drink, and abundance of God's good creatures, all made use of in the service of sin, and so destroyed and lost, and the end of giving them frustrated and perverted! He who destroys his own soul destroys much good. (2.) As to others, what a great deal of mischief may one wicked man do in a town or country! One sinner, who makes it his business to debauch others, may defeat and frustrate the intentions of a great many good laws and a great deal of good preaching, and draw many into his pernicious ways; one sinner may be the ruin of a town, as one Achan troubled the whole camp of Israel. The wise man who delivered the city would have had his due respect and recompence for it but that some one sinner hindered it, and invidiously diminished the service. And many a good project, well laid for the public welfare, had been destroyed by some one subtle adversary to it. The wisdom of some would have healed the nation, but, through the wickedness of a few, it would not be healed. See who are a kingdom's friends and enemies, if one saint does much good, and one sinner destroys much good.
"And
wisdom is better than weapons, but a single rogue can ruin a great deal of
good. "Now he also takes wisdom
in preference to strength and says that it is worth more in battle than
weapons. But if there is one fool,
however small and worthless, he will repeatedly destroy riches and great wealth
by his stupidity. But because the Hebrew
can also be read as: 'and he who sins once, will lose much goodness', much
righteousness will be lost in return and virtues will follow in turn, and he
who has one, has all [Cfr. Cic de Offic. II, 35.];
and he who sins at one time, leaves himself open to all vices [Cfr. Iac. 2, 10.].
CHAPTER 10
Continue studying Ecclesiastes 9:18 across the web’s major study libraries — every link below opens this exact verse, chapter, or book on the destination site.
Read & Compare
- BibleGatewayThis verse in more than 200 translations and 70 languages.
- Bible.comThe YouVersion reader — hundreds of translations, reading plans, and highlights.
- ESV.orgCrossway's official English Standard Version reader.
- NET BibleThe NET translation with 60,000+ translators' notes on every rendering decision.
- STEP BibleTyndale House's free study tool — original text, vocabulary, and scholarly resources.
- BibliaLogos Bible Software's free web reader.
- USCCBThe New American Bible (Revised Edition) with the U.S. bishops' study notes.
Commentaries
- BibleHub CommentariesDozens of classic commentaries on this verse, gathered on one page.
- StudyLightMore than 100 commentary sets — the largest collection on the web.
- BibleRefPlain-English commentary on what this verse means, verse by verse.
- Enduring WordDavid Guzik's free commentary on this chapter, widely used by Bible teachers.
- Bible Study ToolsVerse commentary alongside Greek and Hebrew study aids.
Original Language & Research
- BibleHub InterlinearThe verse word by word — original language, transliteration, and English.
- BibleHub LexiconEvery word's original-language definition and Strong's entry.
- Blue Letter BibleDeep-study tools — Strong's numbers, concordance, and word studies.
- SefariaThe Hebrew text with Rashi and centuries of Jewish commentary.
Sermons, Hymns & Audio
TrulyRandomVerse is not affiliated with these sites and doesn’t control their content. They’re linked because they’re genuinely useful.
SUMMARY
Ecclesiastes 9:18 presents a profound paradox, asserting the intrinsic superiority of wisdom over brute force while simultaneously lamenting the disproportionate and devastating impact a single act of moral failure can have on a vast accumulation of good. It encapsulates the Preacher's keen observation of life's often-unjust realities, where the painstaking efforts of sagacity can be swiftly undone by the corruption or folly of one individual, highlighting both wisdom's ultimate, enduring value and the inherent fragility of human achievement in the face of sin.
CONTEXT
EXPOSITION AND ANALYSIS
Key Word Analysis
Verse Breakdown
Literary Devices
Ecclesiastes 9:18 employs several potent literary devices to convey its profound message. The most prominent is Antithesis, a rhetorical device that juxtaposes two contrasting ideas to highlight their differences. Here, the profound superiority of "wisdom" is set against the destructive power of "one sinner." This stark contrast underscores the Preacher's observation of life's paradoxes: the immense value of virtue versus the ease with which it can be undone by vice. Furthermore, there is an element of Hyperbole in the phrase "destroyeth much good," not necessarily in the sense of exaggeration, but in emphasizing the disproportionate and far-reaching consequences of a single act of sin. It powerfully conveys the idea that a seemingly small cause (one sinner) can have a massive, devastating effect. The verse also functions as a Proverbial Statement, a concise, memorable saying that encapsulates a general truth or piece of practical wisdom. Its succinctness, memorable contrast, and universal applicability reflect the common form and purpose of wisdom literature, making it easily quotable and profoundly insightful.
THEOLOGICAL AND THEMATIC CONNECTIONS
Ecclesiastes 9:18 resonates deeply with broader biblical theology, particularly concerning the nature of wisdom, the pervasive impact of sin, and the concept of corporate responsibility. The verse implicitly points to God as the ultimate source of true wisdom, a wisdom that is inherently good, orderly, and life-giving, contrasting it with the destructive nature of sin, which is a rebellion against God's established order. It underscores the biblical truth that sin is not merely an individual failing but has far-reaching, often catastrophic, consequences for communities and the good they strive to build. The disproportionate power of one sinner to undo much good reflects the radical nature of evil and its capacity to corrupt and destroy, a theme present from the Fall in Genesis 3 onwards, where the sin of two individuals plunged all humanity into corruption. This verse serves as a sober reminder that while human effort and wisdom can achieve great things, they remain vulnerable to the corrosive effects of moral decay and the pervasive reality of human sinfulness.
REFLECTION AND APPLICATION
Ecclesiastes 9:18 offers timeless and potent lessons for both individual conduct and communal vigilance. It compels us to prioritize and cultivate wisdom in all spheres of life, recognizing its unparalleled capacity to build, preserve, and resolve conflicts more effectively than any form of coercion or brute strength. This applies to personal decision-making, family dynamics, corporate leadership, and international relations—true progress and lasting peace stem from discernment, foresight, and sound judgment. Simultaneously, the verse serves as a profound warning about the ripple effect of individual actions. It forces us to confront the uncomfortable truth that one person's corruption, negligence, gossip, or moral compromise can genuinely undermine the painstaking efforts of many, leading to widespread damage or the collapse of good initiatives. This calls for a heightened sense of personal accountability and integrity, reminding us that our choices are never truly isolated; they have far-reaching consequences for the collective good. Communities and organizations, therefore, must be vigilant in upholding ethical standards, addressing moral failings swiftly, and fostering a culture of integrity to protect the good they have built from the disproportionate destructive power of individual sin or folly. It reminds us that while wisdom builds, sin dismantles, and the preservation of good requires constant, collective moral fortitude.
Questions for Reflection
FAQ
Does this verse imply that wisdom is ultimately futile if one sinner can undo so much good?
Answer: No, the verse does not imply that wisdom is futile. Rather, it highlights a profound paradox and a sobering reality of life in a fallen world. The first half unequivocally states that "Wisdom is better than weapons of war," affirming its inherent superiority and value. This establishes wisdom as the ideal and most effective means of achieving good. The second half, "but one sinner destroyeth much good," serves as a lament about the fragility of good and the disproportionate power of evil. It's a realistic observation of how easily positive achievements can be undermined by moral failure, not a declaration that wisdom is powerless. Instead, it underscores the constant need for vigilance, integrity, and the ongoing pursuit of wisdom, precisely because the forces of destruction are always at work. It's a call to value wisdom even more, and to guard against the destructive potential of sin, both in oneself and in others, recognizing that the battle between good and evil is constant.
How can one person truly "destroy much good"?
Answer: One person can destroy much good through various means, often by a single act or a pattern of behavior that undermines trust, integrity, or the foundation of a collective effort. Examples include: a leader's corruption eroding public trust and squandering resources meant for the common good; a whistleblower's malicious lies ruining a good person's reputation and dismantling an organization; an act of betrayal fracturing a strong community or family; a single act of negligence causing a catastrophic accident with widespread harm; or a person's divisive words sowing discord that unravels unity and cooperation. The "good" could be a reputation, a project, a community's peace, a nation's prosperity, or even a spiritual work. The destructive power lies in the ripple effect—sin is contagious and its consequences often spread far beyond the initial act, affecting many others and undoing years of positive work, much like "a little leaven leavens the whole lump" (Galatians 5:9). The verse emphasizes the profound spiritual and social cost of individual moral failure.
CHRIST-CENTERED FULFILLMENT
Ecclesiastes 9:18, with its stark contrast between the power of wisdom and the destructiveness of sin, finds its ultimate fulfillment and resolution in Jesus Christ. He is the embodiment of true wisdom, not merely human sagacity, but the very "wisdom of God" (1 Corinthians 1:24) who orchestrated creation itself (Colossians 1:16). While human wisdom, as celebrated by Koheleth, is indeed "better than weapons of war," it is still vulnerable to the pervasive stain of sin and the destructive actions of "one sinner." Christ, however, is the perfect Wisdom who could not be undone by sin because He was "without sin" (Hebrews 4:15), offering Himself as a spotless sacrifice. The "one sinner" who "destroyeth much good" points to the universal reality of humanity's fallen state, where every individual's sin contributes to the destruction of God's good creation and perfect design, echoing the original sin of Adam (Romans 5:12). Yet, in a profound reversal, God sent "one Man," Jesus Christ, not to destroy, but to restore "much good" that was lost through sin. Through His perfect life, atoning death, and glorious resurrection, Christ became the ultimate "destroyer" of sin's power and the restorer of all things, redeeming humanity and creation from the devastating effects of the Fall (Romans 5:19). He is the Lamb of God who "takes away the sin of the world" (John 1:29), reversing the destructive tide of sin and ushering in an era where true wisdom—found in Him—can finally prevail, leading to eternal good and the restoration of God's perfect design.