Tolstoy's works were divided into three stages: Young Tolstoy Stage (1820-1822): During this stage, Tolstoy published famous literary works such as War and Peace and Anna Karenina, becoming one of the outstanding representatives of the world literature in the 19th century. 2. Middle-aged Tolstoy Stage (1822-1852): During this stage, Tolstoy experienced the changes in his family and the spiritual crisis. He created works such as Resurrection, Aristocratic Home, and Crime and Punishment, which profoundly revealed the various problems of the society at that time. 3. Tolstoy's later years (1852-1861): During this period, Tolstoy experienced the deterioration of his physical and mental health. He created a large number of works that reflected his inner world, such as "Ivan the Terrible" and "Goriot", which became a masterpiece in the history of world literature. His representative works include: War and Peace (1867): This is one of Tolstoy's most famous works and a classic in the history of world literature. The novel was based on the war in Russian history, showing the theme of war, human nature, family and so on. It was regarded as the foundation of Russian literature. Anna Karenina (1897): This is a literary work with far-reaching influence. It tells the story of the emotional entanglement between a rich, powerful, and beautiful woman, Anna Karenina, and a poor, powerless, and ugly man, Levin. It reveals the social views and values of marriage at that time. Resurrection (1905): This is Tolstoy's later work. Through the description of a death row prisoner, it reflects the author's deep thinking about life and society. It is an important embodiment of Tolstoy's inner world.