“I imagine that every person on earth has been affected in some way by the destructive spirit of contention, resentment and revenge. Perhaps there are even times when we recognize this spirit in ourselves. When we feel hurt, angry or envious it is quite easy to judge other people, often assigning dark motives to their actions in order to justify our own feelings of resentment… We are not perfect. The people around us are not perfect. People do things that annoy, disappoint and anger.