Proverbs 14:33
Wisdom rests in the heart of a man of understanding, but it makes itself known even in the midst of fools.
Proverbs 12:16
The vexation of a fool is known at once, but the prudent ignores an insult.
Proverbs 29:11
A fool gives full vent to his spirit, but a wise man quietly holds it back.
Proverbs 12:23
A prudent man conceals knowledge, but the heart of fools proclaims folly.
Proverbs 13:16
In everything the prudent acts with knowledge, but a fool flaunts his folly.
Proverbs 15:2
The tongue of the wise commends knowledge, but the mouths of fools pour out folly.
Proverbs 15:28
The heart of the righteous ponders how to answer, but the mouth of the wicked pours out evil things.
Ecclesiastes 10:3
Even when the fool walks on the road, he lacks sense, and he says to everyone that he is a fool.