When a rich man was about fifty, his only son was born. He and his wife were quite pleased. Theytook good care of him and gave him all he wanted. When their son grew up, he didn't do anything except gambling(赌博) all the day. Soon he lost all his parents' money and treasures to others and had to sell their fields and houses at last. Before long his parents died.From then on he lived nowhere. He couldn't live any