The discovery of your partner's cheating shatters the very core of your being. It's difficult to value and to allow our grieving, our anger, our rage, even our shame, the time and space to move us into a deeper life. We're supposed to just get over it, and move on. Anger is not nice, causes trouble, and grieving is a bummer. Yet it is natural and healthy to feel angry when violated, and to grieve our disappointments and our losses. Virtually every...