It’s from the 12th koan in the Mumonkan, “Zuigan calls ‘Master!’”: http://www.ibiblio.org/zen/gateless-gate/12.html … It’s totally the April Fool’s Day koan.
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It’s from the 12th koan in the Mumonkan, “Zuigan calls ‘Master!’”: http://www.ibiblio.org/zen/gateless-gate/12.html … It’s totally the April Fool’s Day koan.