Jealousy is a very common source of anger. A romantic jealousy, friendship jealousy. There's any different jealousy over achievement. And i think at lot iis just a form of over an over demand for control. When we see ourselves more as a part of an ensemble, i think we're better teachers, better friends. I don't really need i to go the way i planned it, so i'm thrilled. Ah, but that's not always easy for me. So let's close with jealousy.