摩訶止觀 6.114

6.114

又、知出世上上法藥，約止觀一法為藥者，謂一實諦。無明心與法性合，則有一切病相。觀此法性尚無法性，何況無明及一切法？

Furthermore, knowing the supreme supramundane Dharma-medicines: regarding the single dharma of calming and contemplation as medicine, this refers to the one true truth. When the mind of ignorance unites with dharmatā, all characteristics of disease arise. When one contemplates this dharmatā, there is not even dharmatā, how much less ignorance and all [other] dharmas?