In addition, he established the transcendence and absoluteness of rites on the basis of unity between natural law and human law.

• 在天道观方面，他以“天人之分”为理论依据，论证了礼在人类社会中的核心价值，并以天道与人道的统一性为理论依据，建立了礼的超越性和绝对性基础。