20 Words satisfy the mind as much as fruit does the stomach; good talk is as gratifying as a good harvest.

21 Words kill, words give life; they're either poison or fruit - you choose.

Matthew Henry's Commentary on Proverbs 18:20-21

Commentary on Proverbs 18:20

(Read Proverbs 18:20)

The belly is here put for the heart, as elsewhere; and what that is filled with, our satisfaction will be accordingly, and our inward peace.

Commentary on Proverbs 18:21

(Read Proverbs 18:21)

Many a one has caused his own death, or the death of others, by a false or injurious tongue.