'Folly' in the Bible

He shall die {for lack of} discipline, and in the greatness of his folly he shall be lost.

A clever person conceals knowledge, but the heart of a fool announces folly.

Anyone who is clever will act with intelligence, but the fool will display folly.

The wisdom of the clever is understanding his ways, but the folly of fools is deceit.

The simple are adorned [with] folly, but the clever are crowned with knowledge.

The crown of the wise [is] their wealth; the folly of fools is folly.

[He who is] slow to anger [has] great understanding, but the hasty of spirit exalts folly.

The tongue of the wise will dispense knowledge, but the mouth of fools will pour out folly.

The heart of him who understands will seek knowledge, but the faces of fools, they will feed on folly.

Folly is a joy to him who lacks {sense}, and a person of understanding {will walk upright}.

A fountain of life is wisdom for its owner, but the instruction of fools is folly.

[May] a man meet a she-bear robbed of offspring and not a fool in his folly.

He who returns a word before he will hear, folly itself [belongs] to him as well as shame.

As for the folly of humankind, its way leads to ruin, and against Yahweh his heart will rage.

Folly is bound up in the heart of a boy; [the] rod of discipline will drive it from him.

Devising folly [is] a sin, and an abomination to humankind [is] a scoffer.

Do not answer a fool according to his folly lest you become like him--even you.

Answer a fool according to his folly, or else he will be wise in his own eyes.

Like a dog returning to his vomit [is] a fool reverting to his folly.

If you crush a fool in the mortar with the pestle {along with} the crushed grain, it will not drive folly from upon him.