本文从拉康的精神分析理论出发,对福斯特的自传体小说《最漫长的旅程》中主人公里基的人生轨迹进行剖析,里基在成长过程中所遭遇的父爱的缺失和俄狄浦斯情结,导致了他对自我的迷失和独立行动能力的丧失。他对逝去母亲的依恋和病态的想像与混淆使他无法认同自我和建立正常的人际关系。他将生活中的一切事物如剑桥、妻子和兄弟都幻想成了母亲的化身。他以牺牲自己的生命换取了母亲的生命线的延续。他对母亲的回归被证明是一次最乏味最漫长的旅程,其结果唯有自我消亡。 Based on Lacan ’s theory of psychoanalysis, this article analyzes the life course of hero’ s life based on Forster ’s autobiographical novel “The Longest Journey”, the lack of fatherly love that Ricky encountered in the process of growing up, Pau complex, led to his loss of self and independence of the ability to lose. His imagination and confusion about the attachment and morbidity of the deceased mother prevented him from recognizing himself and establishing normal relationships. He imagined everything in life, such as Cambridge, his wife and brother, as the embodiment of his mother. He sacrificed his life in exchange for the continuation of the lifeline of his mother. His return to his mother proved to be one of the most tedious and longest journey, the result of which only self-death.