Lu Xun was a famous Chinese writer. His short stories had a profound social criticism and a unique literary style. He was widely regarded as one of the founders of modern Chinese literature. One of his most representative short stories was A Madman's Diary. This short story takes a mysterious madman as the protagonist. Through the description of this character and the criticism of the Chinese society at that time, the author expressed his strong opposition and dissatisfaction with feudalism and autocracy. In addition to "Madman's Diary", Lu Xun's short stories also had many other representative and influential works such as "The True Story of Ah Q","Kong Yiji","Medicine" and so on. These works not only profoundly revealed the dark side of Chinese society at that time, but also had a profound impact on Chinese literature and the world of thought.