Yi Zhuan's philosophy, harmony between human and heaven and its impact on Chinese feudal law

The philosophy,harmony between human and heaven experienced a secular process, from the religious theology to the humanism .Yi Zhuan, by consuming the heaven theory of the School of Dao, the ethical theory of the Confucius and the Yin Yang theory of the School of Yin Yang, accomplished the secular process, as a milestone with naturalism and humanism .This thesis tried to discuss the fundamental theory of Yi Zhuan philosophy, harmony between human and Heaven with the use of the ontology, the epistemology and the methodology. It concluded that the fundamental spirit of Yi Zhuan's philosophy, harmony between human and heaven was an ethical philosophy. It had a far-reaching impact on the thinking mode all the value of the Chinese feudal law.