This essay aims to analyze two main characters and the author in Sense and Sensibility by Schema theory. Schema theory refers to the theory of characterization and storage based on the knowledge of a particular subject. Three Schemata, the Marianne Schema and the Elinor Schema, the Austen Schema will be covered. Through the analysis of these three Schemata and their relationships, it will help readers to better understand the characters and the theme of the play by analyzing the relationships between three Schemata. The Schema theory is able to help readers to better understand the images of the characters and the author’s creating intentions and provide a new perspective for the interpretation of literary works.