Ecclesiastes 7:16-25

16Be not righteous over much; neither make thyself over wise: why shouldest thou destroy thyself?1 17Be not over much wicked, neither be thou foolish: why shouldest thou die before thy time?2 18It is good that thou shouldest take hold of this; yea, also from this withdraw not thy hand: for he that feareth God shall escape from them all. 19Wisdom strengtheneth the wise more than ten mighty men who are in the city. 20For there is not a just man upon earth, that doeth good, and sinneth not. 21Also take no heed to all words that are spoken; lest thou hear thy servant curse thee:3 22For often also thy own heart knoweth that thou thyself likewise hast cursed others.

23All this have I proved by wisdom: I said, I will be wise; but it was far from me. 24That which is far off, and exceedingly deep, who can find it out? 25I applied my heart to know, and to search, and to seek out wisdom, and the reason of things, and to know the wickedness of folly, even of foolishness and madness:4