Appears after "Hong Lou Meng" "Mirror Flower Reason" is in Chinese novel history another outstanding novel, in the novel most prominent is its female emancipates the mind. This article through, in aspects and so on human nature, personality, education and participation in government and deliberation over governmental affairs studies "Mirror Flower Reason" Li Ruzhen's female emancipates the mind, reflected that at that time the Ming and Qing Dynasties woman social position and the feminine ideological liberation degree, and discussed at that time the writer from this to the male and female inequalities understanding and the resonsideration, but also had the endeavor which made to this phenomenon.