華嚴經探玄記 1.72

1.72

五依光統師，以因果理實為宗。即因果是所成行德，理實是所依法界。此雖義具，然猶未顯。

Fifth, according to Master Guangtong, cause and effect and the true reality of principle are the central theme. Cause and effect are the virtues of practice achieved, and the true reality of principle is the dharmadhātu upon which they rely. Although this is complete in meaning, it is still not fully revealed.