Reflect social life, human nature and life. By querying the information of "Feilu Chinese Network", we learned that "a novel should be a mirror" is a famous saying of the French writer Stern, which represents the reflection of social life, human nature and the creative tendency of life. This view has been adopted by many writers and critics Recognized and inherited by many writers, this creative tendency emphasizes reflecting and criticizing social reality through novels, exploring the nature and meaning of human existence, reflecting the complexity and diversity of human nature, and presenting the diversity and unpredictability of life.