Ecclesiastes 7:9 (MSG) 9 Don't be quick to fly off the handle. Anger boomerangs. You can spot a fool by the lumps on his head.
Jonah 4:4 (MSG) 4 GOD said, "What do you have to be angry about?"
Matthew 5:22 (MSG) 22 I'm telling you that anyone who is so much as angry with a brother or sister is guilty of murder. Carelessly call a brother 'idiot!' and you just might find yourself hauled into court. Thoughtlessly yell 'stupid!' at a sister and you are on the brink of hellfire. The simple moral fact is that words kill.
Ephesians 4:31 (MSG) 31 Make a clean break with all cutting, backbiting, profane talk.
Psalm 37:8 (MSG) 8 Bridle your anger, trash your wrath, cool your pipes—it only makes things worse.
Anger is a weed; hate is the tree. Augustine of Hippo (354-430)
Hot heads and cold hearts never solved anything. Billy Graham (1918- ) [Draper's Book of Quotations for the Christian World]