To give knowledge of salvation to his people by the remission of their sins,

 Sometimes something happens to a man which with a vivid, revealing light shames him. O. Henry has a short story about a lad who was brought up in a village. In school he used to sit beside a girl and they were fond of each other. He went to the city and fell into evil ways. He became a pickpocket and a petty thief. One day he snatched an old lady's purse. It was clever work and he was pleased. And then he saw coming down the street the girl whom he used to know, still sweet with the radiance of innocence. Suddenly he saw himself for the cheap, vile thing he really was. Burning with shame, he leaned his head against the cool iron of a lamp standard. "God," he said, "I wish I could die." He saw himself. 