宏智禪師廣錄 4.7

4.7

He cited: Xuefeng asked a monk: “Where are you going?” The monk said: “I am going to the communal work.” Xuefeng said: “Go.” Yunmen said: “Xuefeng recognized the man through his words.” / The Master said: “Do not stir it. If you stir it, thirty blows! Why so? Flawless white jade; carving patterns on it ruins its virtue.”