In 1987, an IRA bomb buried Gordon Wilson and his twenty-year-old daughter beneath five feet of rubble. Gordon alone survived. And forgave. He said of the bombers, " I have lost my daughter, but I bear no grudge . . . I shall pray, tonight and every night, that God will forgive them." His words caught the media's ears -- and out of one man's grief, the world got a glimpse of grace. Grace is the church's great distinctive. It's the one thing the world...