“You don’t owe me   39  ,” she replied. “My mother has taught me never to accept money for   40   of kindness.”  He said, “Then I thank you from the bottom of my heart.” As Howard Kelly left that house, he felt stronger   41   , but it also increased his faith in the human race.

   Years later the young woman became critically ill. The local doctors were baffled (被难住). They finally sent her to the big city, where specialists were called in to study her   42   disease. Dr Howard Kelly, now famous was  43   for the consultation. When he heard the name of the town she came from, he immediately 44    from the chair and went down   45  the hospital hall towards her room.　　　　　　　　

    46    his doctor’s gown he went in to see her. He recognized her at once. He went back to the consultation room   47   to do his best to save her life. From that day on, he gave special attention to her case.

After a long struggle, the  48  was won. Dr Kelly requested the business office to pass the final bill to him for approval . He looked at it and then wrote something on the side. The   49   was sent to her room. She was afraid to open it because she was  50    that it would take the rest of her life to pay it off. Finally she looked, and the note on the   51   of the bill   52    her attention. She read these words.