A person is used to the warmth and coldness of human relationships. Experienced the ups and downs of life. Because many people are sometimes rich and sometimes poor. Sometimes you are rich and powerful, sometimes you are poor. He has seen through all this. He laughs at those who do immoral things for the sake of petty profits. He laughs at those people who engage in scheming and scheming all day long for some kind of benefit. His tone was aloof and helpless.