19 An offended friend is harder to win back than a fortified city. Arguments separate friends like a gate locked with bars.

Matthew Henry's Commentary on Proverbs 18:19

Commentary on Proverbs 18:19

(Read Proverbs 18:19)

Great care must be taken to prevent quarrels among relations and those under obligations to each other. Wisdom and grace make it easy to forgive; but corruption makes it difficult.