Outsiders is a famous French novel by Jean-Paul Sartre, which tells the short and lonely childhood and youth of a young man named Maurice in the ghetto of Paris during World War II. This novel is widely regarded as a classic in modern literature, with profound philosophical thinking and emotional exploration. As a teacher, I recommend this book for the following reasons: The social background and exploration of human nature depicted in the novel were very profound. During World War II, the ghetto in Paris was an extremely dangerous and helpless place. The protagonist, Molsault, grew up in such an environment and was deeply aware of the suffering and loneliness of human beings. The novel explored the complexity of human nature and the possibility of self-redemption through Morso's perspective. The plot of the novel is compact and full of tension. The novel narrated Molso's growth experience and inner world from his perspective. The plot developed very quickly, allowing the readers to experience the changes and thoughts of the protagonist in a short period of time. The language of the novel is concise and infectious. The language was concise, poetic, and philosophical. The beginning of the novel established the emotional tone of the entire story, allowing the readers to resonate and resonate with emotions during the reading process. Outsider is a novel full of philosophical thinking and emotional exploration suitable for readers of all ages. Through reading this book, readers can deeply understand the complexity of human nature and the ruthlessness of society, and at the same time, they can find peace and redemption for their hearts.