Cheng Yi and Cheng Hao's gheory of“Justice and human Desire”and Freud's，“superegeo” theory

In Song Dynasty, human desires gradually expanded with the incentives of commodity economy. In this cultural background, Cheng Yi and Cheng Hao firstly raised the theory of Keeping heavenly principles and removing human desires. Freud's theory about ID, ego and superego has some similarity with Cheng Yi and Cheng Hao's theory. In the tide of socialism marketing economy, we also face problems such as how to deal with the relation of righteousness and profit, principle and desire, ID and superego. The ideological resources provided by Cheng Vi, Cheng Hao and Freud have important practical significance and reference value.