There were advantages and disadvantages to writing a novel in first and third person: The advantages of writing in the first person: 1. It can better show the protagonist's personality and psychology, allowing the reader to be closer to the protagonist and have a stronger emotional resonance. 2. It can better restore events and scenes so that readers can better understand the background and plot of the story. 3. It can increase the sense of immersion in the story and make the readers more involved in the story. The disadvantages of writing in the first person: 1. The reader's feelings for the protagonist may be too strong, causing the plot to be too monotonous. 2. It is easy for readers to ignore the existence of other characters, resulting in a lack of depth and variety in the story. 3. It may make it difficult for readers to understand the author's intentions and the logic of the story, reducing reader participation. The advantages of writing in the third person: 1. It can increase the variety and depth of the story so that readers can better understand the characters and plot. 2. It can better show the complexity and variety of the world and increase the shock and attraction of the story. 3. It can allow the reader to view the story more objectively and avoid emotional interference. Disadvantages of writing in the third person: 1. It may make it difficult for readers to understand the relationship between the protagonist and the character, resulting in a lack of continuity in the plot. 2 may cause readers to misunderstand the background and motivation of the story and reduce the attractiveness of the story. 3 may make the reader feel that the perspective is singular and lacks a sense of immersion.