I interviewed more than 500 different people, and specially compiled 100 short stories, including homeless people at a low point, poor students with only 1 yuan, working three-part jobs, office workers who suffered from depression and were afraid of social interaction, 50-year-old middle-aged couples, husband-wife relationships, and successful people worth 2 billion, etc., And wrote about their different experiences, different lives, social values, and outlook on life.