Chinese medicine sage Zhang Zhongjing was with noble medical ethics, and had a wealth of medical ethics.Zhang Zhongjing in patients can keep principle of "Chinese medical knowledge" : creating six channels morality to cure the patients; paying attention to all factors associated with the diseases; treatment by combining with body constitution;propagating humanistic concerns from doctors. Zhang Zhongjing in other physicians could create "syndrome differentiation and treatment" and selflessly preach: specification "syndrome differentiation...