The autobiography and the biography of others were two different forms of literature, each with its own merits. An autobiography was usually a record of the author's personal experiences, growth experiences, thoughts, feelings, and other aspects. An autobiography generally reflected the author's life experiences and personality characteristics, allowing readers to better understand the author's thoughts, personality, cultural background, and so on. At the same time, autobiographies also had a certain literary value. They could trigger the readers 'resonance and thoughts by telling their own life experiences. Other biographies were biographical descriptions of a person or a historical event, usually adding the author's own views and comments. His biographies were generally more objective and based on historical facts, showing the characteristics and style of a certain era by describing the experiences and behaviors of the protagonist. At the same time, his biography also had a certain literary value. By telling the story of the protagonist, it could trigger the readers to think about history, culture, human nature and other aspects. Generally speaking, autobiographies and biographies had their own advantages and characteristics. The choice of literary form depended on the theme of the work, the reader group, and personal preferences.