Abstract: This article discoursed on though of Deng Xiaoping about emancipation of human in three aspects: to develop emancipation movement for strengthening subjective initiative of human; to focus on the central task of economic construction with goal of common prosperity and to emancipate people from material basis and perfect socialist democracy and legal system to provide the systematic guarantee for achieving subjective position of human. So it could provide an open-door policy of all-sides and a practical possibility for emancipation of human form the external environment.