A novel is a literary form that usually includes elements such as plot, characters, background, and theme. Fictions were often used to explore human nature, social problems, historical events, and other topics. The origin of novels can be traced back to ancient Greek and Roman narrative literature, such as Homer's Iliad and Odessey. The development of novels in China could be traced back to works such as Song of Everlasting Sorrow from the Tang Dynasty and Water Margins from the Song Dynasty. Modern novels came in many forms, including novels, novellas, short stories, science fiction, fantasy novels, historical novels, and so on. The subject matter of the novel was also very wide, including love, friendship, family, politics, society, history, science fiction, and so on. As a form of literature, novels have a profound influence on people's thoughts, emotions, and moral values. People could explore the world, understand themselves, and cultivate their imagination and creativity through reading novels. At the same time, novels could also help people better understand history, culture, and social phenomena.