When you choose to stay angry, important parts of you (like compassion and joy and lightness of heart) start to disappear.
“To lick your wounds, to smack your lips over grievances . . . , to savor to the last toothsome morsel both the pain you are given and the pain you are giving back — in many ways it is a feast fit for a king. The chief drawback is that what you are wolfing down is yourself. The skeleton at the feast is you.” Frederick Buechner
"Forgive, release and set free, and you will be forgiven, released and set free." Luke 6:37