This paper is on "Nausea", written by Jean-Paul Sartre. It includes the Transcendence of the Ego described by Sartre and works by Freud, Nietzsche and Camus. It also focuses on three scenes which are: the chestnut tree scene, the narrators talk about humanism with the Self Taught Man, and the narrator's experience in the art museum. It also focuses on Sartre's distinction between existence and essence, and existentialism in general, and Sartre's ideas about consciousness in The Transcendence of the Ego.