A. Based on the information in the story, we can safely come to a lesson that everybody needs a happy life, and this happiness can play an important role in keeping our life active and meaningful. As a matter of fact, it should become our goal of life to be happy. Without happiness, many people will feel that life is empty and worthless. B. If we read this story carefully, it is not hard for us to arrive at a lesson that everybody needs a happy life, and this happiness can play an important role in keeping our life active and meaningful. …