A Summary It's a story about a father and son. Most undergraduate are busy to studying hard and become anxious in the fall of their final year, because they do not know what to do when they graduate. A student of the peer group knows what himself want to do clearly: he intends to travel and to be a writer. Nonetheless, he thinks his family probably criticize him and his assumes his father wants him to be a lawyer so he didn't express his really thought. Until one day his father takes him to catching crabs. From crabs' behaviours, the father told the boy a life principle: do what you want to do and do not get pulled back by the others. The son tells his really dream to his father and got affirmed. The ending of the story, the father and son set off back home with crabs.