5 definitions
Buddha-mind (n.) is ten thousand times clearer than a mirror: it reflects whatever comes, and no image sticks.
Satori (n.) stands in contrast to confusion, and since each person is the substance of Buddha with no confusion in him, what would satori achieve?
Second thought (n.) cannot be stopped without splitting the stopper from the stopped; brushing them off is like washing off blood with blood.
Sleep (n.) does not make a man less a Buddha, said Bankei, and so he abolished the stick that strikes dozing monks.
Understanding (n.) was proved to a heckler who claimed he could not follow a word: Bankei told him to come closer, then closer still — "How well you understand me!"