The theme of a novel is the core concept of the novel. It refers to the general meaning or ideology that the novel wants to express. A novel usually had multiple topics, and different topics would correspond to different topics. There was a certain relationship between the theme and the subject matter. The theme was the core concept that the novel wanted to express, and the theme was the background and plot of the story chosen according to the theme. The interaction between the theme and the subject matter determined the choice of the subject matter and the development of the story. For example, the theme of some novels might be social justice and equality, so the theme might choose to tell a story about social injustice and equality. Some novels might be about love and romance, so the theme might choose to tell a story about love and romance. The meaning of the novel's theme is broad and profound. It involves all aspects of human life, such as life philosophy, social significance, emotional experience and so on. The theme of a novel is one of the most important goals of a novel. The theme of a novel determines its depth of thought and literary value.