Ching Ch'ing, a Chinese Ch'an master, asked a monk:
-What is the sound outside?
The monk answered:
-That is the sound of rain.
The master said:
-Sentient beings are upside down, they lose themselves in pursuit of things.
A novice was trying to fix a broken Lisp machine by turning the power off and on. Knight, seeing what the student was doing spoke sternly: "You can not fix a machine by just power-cycling it with no understanding of what is going wrong." Knight turned the machine off and on. The machine worked.