Yu Hua's novels often involve violence and delve into the role of violence. In his works, violence was often seen as a way to express emotions and reveal human nature rather than a means to solve problems. In Alive, violence was used as a symbol to express the impermanence of life and the unpredictability of fate. Violence was also used to describe the injustice of society and the distortion of human nature, as well as the pain and suffering that people faced in these distortions. In Crying in the Drizzle, violence was used to reveal the contradictions and disputes between families and the psychological trauma and pain that people faced in these contradictions. In Brothers, violence was used to express the cruelty and ruthlessness of human nature, as well as the pain and torture that people faced in these cruelty and ruthlessness. The violence in Yu Hua's novels is not only a way to describe the scene, but also a way to express emotions and reveal human nature. It is often used to reveal the dark side of human nature and describe the suffering people face.