“AN eye for an eye; a tooth for a tooth.” How many eyes and teeth does it take to satisfy one hurt person’s desire for revenge? The answer: an infinite number, as one revenge begats another. Add hundreds, thousands, tens of thousands, even millions of personal revenge desires and what do you have? Today’s world, a stage upon which literally untold numbers of revenge desires being acted out, in the process, creating new ones. The problem, of course, is how to stop it.

“Turning the o...