In the same vein, the literature on forgiveness emphasises that forgiving others works in our own self-interest.6 It’s not only a gift, but a good deal, because to forgive is to stop wasting your energy on antipathy and grudges. Effectively, you liberate yourself to live. ‘To forgive is to set a prisoner free,’ wrote the theologist Lewis B. Smedes, ‘and discover that the prisoner was you.’