Albert Barnes Commentary Proverbs 15:23

"A man hath joy in the answer of his mouth; And a word in due season, how good is it!" — Proverbs 15:23 (ASV)

Probably, a special reference to debates in council (Proverbs 15:22). They bring before us the special characteristic of the East, the delight in ready, improvised answers, solving difficulties, turning aside anger. Compare the effect on the scribe (Mark 12:28).