妙法蓮華經玄義 6.178

6.178

諸經妙者自妙、麁者自麁。今經非但妙者為妙，亦無復有麁，絓是前來諸麁，悉皆決了，為一平等大慧妙法門也。絕待意竟。

In the other sūtras, what is subtle is inherently subtle, and what is crude is inherently crude. In the present sūtra, not only is what is subtle considered subtle, but there is no longer any crude: whatever was previously crude is entirely resolved, becoming the one subtle Dharma-gate of equal, great wisdom. The meaning of transcending all relative contrast is concluded.