雲門匡真禪師廣錄 2.389

2.389

或云：「古人道：『從門入者非寶。』作麼生是門？」代云：「道得也無用處。」

Or he would say, "An ancient said, 'What enters through the gate is not the treasure.' What is the gate?" Answering on their behalf, he said, "Even if one can speak of it, it is of no use."