God's forgiveness is the only thing. And, well, I take full responsibility for the adultery. It was my fault and, you know, no matter what went on, the man has to take responsibility; and I do.
Murder is unique in that it abolishes the party it injures, so that society has to take the place of the victim and on his behalf demand atonement or grant forgiveness; it is the one crime in which society has a direct interest.
On a level of simple personal survival, understanding and forgiveness are crucial... whether in an intimate personal relationship or on a global level.