宗鏡錄 97.54

97.54

牛頭融大師絕觀論問云。何者是心。答。六根所觀。並悉是心。問。心若為。答。心寂滅。問。何者為體。答。心為體。問。何者為宗。答。心為宗。問。何者為本。答。心為本。問。若為是定慧雙遊。云。心性寂滅為定。常解寂滅為慧。問。何者是智。云境起解是智。何者是境。云。自身心性為境。問。何者是舒。云。照用為舒。何者為卷。云。心寂滅。無去來為卷。舒則彌遊法界。卷則定跡難尋。問。何者是法界。云。邊表不可得。名為法界。

Master Rong of Niutou's Treatise on the Cessation of Contemplation asks: "What is citta?" Answer: "What is observed by the six sense faculties are all entirely citta." Question: "How is the citta?" Answer: "The citta is quiescent and extinguished." Question: "What is the substance?" Answer: "Citta is the substance." Question: "What is the source?" Answer: "Citta is the source." Question: "What is the root?" Answer: "Citta is the root." Question: "How is it that concentration and wisdom travel together?" Answer: "The quiescence and extinction of the citta-nature is concentration; constantly understanding quiescence and extinction is wisdom." Question: "What is cognition?" Answer: "Understanding arising [in relation to] objects is cognition." "What is an object?" Answer: "One's own citta-nature is the object." Question: "What is unfolding?" Answer: "Illuminating function is unfolding." "What is folding up?" Answer: "The citta being quiescent and extinguished, without coming or going, is folding up. When unfolded, it universally roams the dharmadhātu; when folded up, the traces of concentration are difficult to find." Question: "What is the dharmadhātu?" Answer: "That whose borders and surfaces cannot be found is named the dharmadhātu."