The Old Man and the Sea was an American story about an old fisherman, San Tiago, who had a life-and-death struggle with a big marlin. The main character of the story was an old fisherman from cuba. He had not caught a fish for 84 days in a row. Even so, he was still determined to work hard towards the goal of catching big fish. After waiting and trying for a long time, he finally caught a marlin, which was bigger than all the fish he had caught before. After fighting with the marlin for three days and three nights, he finally defeated the marlin with his skill and courage and brought it back to shore. However, he didn't get what he wanted. He didn't have many fish and he was too tired to catch more. At the end of the novel, as he lay on the beach and watched the sunset, his thoughts were very deep. He realized that he had experienced many difficulties and challenges, but he had learned a lot from them. He had become stronger and more confident. At the same time, he also realized that life was so short that people should cherish every day. The Old Man and the Sea expressed the philosophical thinking about life through the story of Santos, and also revealed the tenacity and courage of human beings in the face of challenging nature. This novel is regarded as one of Ernest's masterpieces and has received widespread praise and appreciation.