Proverbs 14:33
Wisdom resteth in the heart of him that hath understanding; But that which is in the inward part of fools is made known.
Proverbs 12:16
A fool's vexation is presently known; But a prudent man concealeth shame.
Proverbs 29:11
A fool uttereth all his anger; But a wise man keepeth it back and stilleth it.
Proverbs 12:23
A prudent man concealeth knowledge; But the heart of fools proclaimeth foolishness.
Proverbs 13:16
Every prudent man worketh with knowledge; But a fool flaunteth his folly.
Proverbs 15:2
The tongue of the wise uttereth knowledge aright; But the mouth of fools poureth out folly.
Proverbs 15:28
The heart of the righteous studieth to answer; But the mouth of the wicked poureth out evil things.
Ecclesiastes 10:3
Yea also, when the fool walketh by the way, his understanding faileth him, and he saith to every one that he is a fool.