A shrewd man keeps his knowledge to himself, but a foolish heart proclaims its folly.
Every prudent man acts with knowledge, but a fool displays his folly.
A gossip reveals a secret, but a trustworthy person keeps a confidence.
When words are many, sin is unavoidable, but he who restrains his lips is wise.
The wise store up knowledge, but the mouth of the fool invites destruction.
The tongue of the wise commends knowledge, but the mouth of the fool spouts folly.
Even as the fool walks along the road, his sense is lacking, and he shows everyone that he is a fool.
The words of a wise man’s mouth are gracious, but the lips of a fool consume him.