佛果圜悟禪師碧巖錄 8.29

8.29

The pointer says: Turning upward, one can pierce the nostrils of the people of the world, like a falcon seizing a pigeon. Turning downward, one's own nostrils are in someone else's hands, like a turtle hiding in its shell. If someone suddenly steps out from within and says, "Originally there is neither upward nor downward; what is the use of turning?" I would simply say to him, "I also know you are making a living inside a ghost cave." Tell me, how do you distinguish black from white? After a long pause, he said: Where there are regulations, follow the regulations; where there are no regulations, follow precedent. To test, I cite [the case]: Look!