Anger is a natural part of grief. It's one of the 5 stages, so it truly is to be expected when your father dies. And in some ways, it's the easiest one with which to cope. Grief is exhausting. Anger comes with energy. Depression makes it so you can barely get out of bed in the morning- anger shoves you out of bed to go destroy the world. Sadness and pain cripple you- anger lands you back on your feet ready to lash out. Denial keeps you away from church because you don't want to face the realities of death and salvation and life- anger drives you to church so you can go give God a piece of your mind. Acceptance is a far-off seemingly unrealistic concept- anger is familiar and real. Point is, anger is a functional emotion. It is a motivating, energizing, driving force. People easily go through life every day while simmering with anger, without any grief. So when you're crippled by pain and sadness and sick of numbing depression, anger is a safe place to go....
True confessions of a Lutheran traveling church pianist