'Ummon-kan' | Case 12


A monk asked Ummon, “What are the activities of a Sramana?” Ummon answered, “I have not the slightest idea.” The monk then said, “Why haven't you any idea?” Ummon replied, “I just want to keep my no-idea.”

Comment: the monk has no-question the sramana no-activity and ummon no-idea what a trio   what are the activities of a waterfall