" Each of us has the capacity to commit the wrongs against others that were committed against us. Although I might say, “I would never . . .” genuine humility will answer, “Never say never.” Rather say, “I hope that, given the same set of circumstances, I would not . . .” But can we ever really know? "

― Desmond Tutu , The Book of Forgiving: The Fourfold Path for Healing Ourselves and Our World