“My child, from your youth choose discipline, and when you have gray hair you will still find wisdom. Come to her like one who plows and sows, and wait for her good harvest. For when you cultivate her you will toil but little, and soon you will eat of her produce. She seems very harsh to the undisciplined; fools cannot remain with her. She will be like a heavy stone to test them, and they will not delay in casting her aside” (Sir. 6:18-21)
“How long, you simple ones, will you love simplicity? For scorners delight in their scorning, and fools hate knowledge. <…> For the turning away of the simple will slay them, and the complacency of fools will destroy them” (Prov. 1:22,32)
“Better is the poor who walks in his integrity than one who is perverse in his lips, and is a fool. Also it is not good for a soul to be without knowledge, and he sins who hastens with his feet. The foolishness of a man twists his way, and his heart frets against the LORD” (Prov. 19:1-3)
“He who gets wisdom loves his own soul; he who keeps understanding will find good” (Prov. 19:8)
“I went by the field of the lazy man, and by the vineyard of the man devoid of understanding; and there it was, all overgrown with thorns; its surface was covered with nettles; its stone wall was broken down” (Prov. 24:30-31)
“Take heed to yourself and to the doctrine. Continue in them, for in doing this you will save both yourself and those who hear you” (1 Tim. 4:16)
“Understand, you senseless among the people; and you fools, when will you be wise?” (Ps. 94:8)
“Whoever loves instruction loves knowledge, but he who hates correction is stupid” (Prov. 12:1)
“For the turning away of the simple will slay them, and the complacency of fools will destroy them” (Prov. 1:32)
“The simple inherit folly, but the prudent are crowned with knowledge” (Prov. 14:18)
“The crown of the wise is their riches, but the foolishness of fools is folly” (Prov. 14:24)
“A lie is an ugly blot on a person; it is continually on the lips of the ignorant” (Sir. 20:24)
“The beginning of wisdom is the most sincere desire for instruction, and concern for instruction is love of her, and love of her is the keeping of her laws, and giving heed to her laws is assurance of immortality” (Wis. 6:17-18)
“Now as Jannes and Jambres resisted Moses, so do these also resist the truth: men of corrupt minds, disapproved concerning the faith” (2 Tim. 3:8)
“as also in all his epistles, speaking in them of these things, in which are some things hard to understand, which untaught and unstable people twist to their own destruction, as they do also the rest of the Scriptures” (2 Pet. 3:16)