Abstract: Dai Zhen (1723-1777) was one of the most famous scholars and thin-kers of the Qin dynasty in China. The paper focused on the main view-points contained in his psychological thought, i. e., (1) views on spiritand form; (2) views on mind and matter; and (3) the theory of humannature. His four doctrine on human nature contained four points: (1)human nature is endowed by heaven; (2) human beings are the mostprecious of all living creatures; (3) Men are born good; and (4) humannature is cultivated through practice.

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