Abstract:In "Les Confessions" of Rousseau,the ugliness of human being and the ruthlessness of the society of the world were profoundly revealed.On the other hand,from the view of academic exploration,he also made it clear that the concept and principle of natural,free and independent writing are (此處用were也可以） the life source to achieve academic thoughts.In his "Les Confessions",there are still the light of humanism and theology thoughts.Based on the analysis of Rousseau's "Les Confessions" and its main content,this paper discussed the humanism and theology thoughts,and concluded that humanism was originated from his theology.