Good News Translation
Fools say whatever comes to mind; wise people think before they speak.

New Revised Standard Version
The mind of fools is in their mouth, but the mouth of the wise is in their mind.

Contemporary English Version
In a fool, the mind thinks only after the mouth speaks, but in a wise person, the mind controls the mouth.

New American Bible
The mind of fools is in their mouths, but the mouth of the wise is in their mind.

Douay-Rheims Bible
A fool will peep through the window into the house: but he that is well taught will stand without.

A fool will peep through the window into the house: but he that is well taught will stand without.

Sirach 21:24
Learning to the prudent is as an ornament of gold, and like a bracelet upon his right arm.

Sirach 21:25
The foot of a fool is soon in his neighbour's house: but a man of experience will be abashed at the person of the mighty.

Sirach 21:27
It is the folly of a man to hearken at the door: and a wise man will be grieved with the disgrace.

Sirach 21:28
The lips of the unwise will be telling foolish things: but the words of the wise shall be weighed in a balance.