As "China's Rousseau", Liang Chi-chao had powerfully propagandized Rousseau's thoughts.Liang Chi-chao' cognition has experienced a process of significant change on Rousseau's thoughts: from completely praise before 1900 to relatively prudent between 1900 and 1902 when he, had detailed theory analysis, yet showed little objection;and to query in 1903 and then gradually went into negation and finally completely discarded Rousseau's thoughts.