Hemingway presents and illustrates the image and thoughts of the lost generation in his novel The Sun Also Rises. The character Jake Barnes represents a man that has just come back from an unforgettable experience. Jake ultimately represents a disillusioned man representative of the lost generation. To begin with, Hemingway at the beginning of the novel presents Jake as being a suave man that disbelieves in romanticism in his life. Thus, by utilizing characterization of a character’s actions, Hemingway establishes Jake Barnes as a realistic man who views the quest of romanticism absurd. The reader sees this in the example of Cohn’s idea of taking a trip to South Amer