What you and I want may be irrelevant. It may be relevant now, and we may have the control to enact an avoidance technique, but it may be that we do not have that control for long. We cannot see the future, and in this unpredictable place, it is possible that any number of things may happen which force us into close quarters or with a necessity to rely on one another for survival. I would rather take the chance to, ah, bury the hatchet before such an experience is forced upon us.

Live and let live, or turning the other cheek, or forgiveness being the path to happiness are all usually religious phrases or the bedrock of an emotional pathway. But scientifically speaking, people who do let go of feelings of revenge and hatred are more likely, taking an average percentage into account, to be happier and more adjusted.