I had a very violent temper in my younger days and my ex really knew how to bring the best out in me, he'd goad me just to watch the veins pop out of my neck.
My mother starting taping sayings around the house, the one I still remember is "Temper is a very valuable thing, hold onto it," I think that was after I threw my husband's original nintendo into the porch and it bounced off the front door ...