A gentle answer turns away wrath, but a harsh word stirs up anger. - Proverbs 15:1
Unforgiveness is a prison
A hot-tempered man stirs up strife, but he who is slow to anger quiets contention. - Proverbs 15:18
Do not judge, and you will not be judged. Do not condemn, and you will not be condemned. Forgive, and you will be forgiven. - Luke 6:37