本文从生存意志的角度,分析了夏承焘在40-50年代的思想转向,认为他的转向不能仅仅从外部的社会政治、经济变革等因素来解释,更重要的原因在于视立德、立功重于立言的传统文化心理,和因在民族危亡时期自己不能建功立业产生的自卑心理以及超越意识。深层的个人心理意识和情感体验是促使他的转向内在原因。 From the perspective of existence, this article analyzes Xia Chengtao’s thought shift from the 40s to the 50s. He thinks that his turn can not be explained by external social politics, economic change and other factors. The more important reason lies in the fact that Li Chengde Li-yan traditional culture and psychology, and because of national crisis can not establish their own career inferior inferiority and beyond consciousness. Deep personal psychological and emotional experience is to promote his turn to the internal reasons.