New Revised Standard Version
The clever do all things intelligently, but the fool displays folly.

Contemporary English Version
If you have good sense, you will act sensibly, but fools act like fools.

New American Bible
The shrewd always act prudently but the foolish parade folly.

Douay-Rheims Bible
The prudent man doth all things with counsel: but he that is a fool, layeth open his folly.

The prudent man doth all things with counsel: but he that is a fool, layeth open his folly.

prudent

Proverbs 12:22,23 Lying lips are an abomination to the Lord: but they that deal faithfully, please him. . . .

Proverbs 15:2 The tongue of the wise adorneth knowledge: but the mouth of fools bubbleth out folly.

Proverbs 21:24 The proud and the arrogant is called ignorant, who in anger worketh pride.

Psalm 112:5 Acceptable is the man that sheweth mercy and lendeth: he shall order his words with judgment:

Isaiah 52:13 Behold my servant shall understand, he shall be exalted, and extolled, and shall be exceeding high.

Matthew 10:16 Behold I send you as sheep in the midst of wolves. Be ye therefore wise as serpents and simple as doves.

Romans 16:19 For your obedience is published in every place. I rejoice therefore in you. But I would have you to be wise in good and simple in evil.

1 Corinthians 14:20 Brethren, do not become children in sense. But in malice be children: and in sense be perfect.

Ephesians 5:17 Wherefore, become not unwise: but understanding what is the will of God.

a fool

1 Samuel 25:10,11,17,25 But Nabal answering the servants of David, said: Who is David? and what is the son of Isai? servants are multiplied now days who flee from their masters. . . .

Ecclesiastes 10:3 Yea, and the fool when he walketh in the way, whereas he himself is a fool, esteemeth all men fools.

layeth or spreadeth