Zen koan: What is the sound of one hand clapping?

We know the sound of two hands clapping. But what is the sound of one hand clapping?

We know the sound of two hands clapping. But what is the sound of one hand clapping?

– Zen Master Hakuin Ekaku (1686-1769)

A Zen Koan (riddle) made famous by appearing in J.D. Salinger’s Nine Stories.

Enjoy thinking about it. Maybe over the weekend. Or for life.

A small suggestion if I may make; think about it with anything other than your head.

両掌打って音声あり、隻手に何の音声かある。

(りょうしょううっておんじょうあり、せきしゅになんのおんじょうかある。)

白隠慧鶴和尚 禅問答

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