3 Whoever guards his mouth preserves his life; he who opens wide his lips comes to ruin.

Matthew Henry's Commentary on Proverbs 13:3

Commentary on Proverbs 13:3

(Read Proverbs 13:3)

He that thinks before he speaks, that suppresses evil if he have thought it, keeps his soul from a great deal both of guilt and grief. Many a one is ruined by an ungoverned tongue.