The late, great columnist Murray Kempton said editorial writers were like partisan fighters who come down out of the hills after the battle and shoot the wounded. There is some truth to that, but I have a kinder, gentler simile in mind. J.M. Barrie, the author of Peter Pan, used to ask children to sit with him in his box during performances of his famous play. After the curtain came down one night Barrie turned to the little boy he had invited and asked: "So what part did you like best?" The little boy said, "The part I liked best...