《泰蕾丝·拉甘》是左拉创作倾向发生转变后的一部作品。在这部作品中左拉第一次将生理分析引入了文学,并且注意生理和病理现象在文中的应用。20世纪西方心理分析学家弗洛伊德的精神分析学观点使文学作品的分析另辟蹊径,本文意在运用精神心理分析学来分析作者欲望在作品中的升华,主要是左拉本人的成功欲和创作贪欲在《泰蕾丝·拉甘》这部作品中的升华。 “Tai Laisi La Gan” is Zola’s creative tendency after the change of a work. In this work, Zola for the first time introduced the physiological analysis of the literature, and pay attention to the physiological and pathological phenomena in the text of the application. The 20th century Western psychoanalyst Freudian psychoanalysis point of view to make literature analysis another way, this article is intended to use psychoanalysis to analyze the author’s desire in the works of sublimation, mainly Zola own desire for success and Sublimation of Creation Greed in “Tai Laisilagan”.