Forgiveness is the intentional and voluntary process by which a victim undergoes a change in feelings and attitude regarding an offence, lets go of negative emotions such as vengefulness, with an increased ability to wish the offender well.

We must forgive as Christ forgives us, when you don't forgive some one, you give them power over your.........
Read more here: http://www.loveofgodoutreach.org/2016/09/forgiveness-part-1.html