Overcoming Insecurities: How to deal with anger. Pain is the root to anger in most cases. If not controlled it can produce rage. Let’s discuss anger and how it harmful to your physical and mental state. Let’s discuss biblical and practical ways to identify and control anger. Scripture references: James 1:19-20, Ephesians 4:26, Proverbs 15:11, Proverbs 19:11, Proverbs 29:11, James 3:16 and Hebrews 4:15.