The basic psychological structure of moral character encompasses four components in terms of moral cognition,moral emotion,moral judgment and moral behavior.Moral cognition derives from moral practices,and the individual affection response to moral cognition is properly reflected in moral emotion.The integration between moral cognition and moral emotion tends to generate moral judgment which will become the inner drive in promoting individual moral behavior.Therefore,college moral education should pay more attention to learner's moral practices and internalization based on the psychological principle of moral development,assisting them to strengthen belief and volition.