A stranger had arrived that evening at the monastery. He had come to ask questions -- deeply bothersome questions. The light from an open door streamed fully upon he senior monk as he advanced. "Pardon " said the stranger, hastily. "I should like to speak to you." "By all means " "I was told that you were chiefly known in Paris as being the possessor of some mysterious internal force. "There is such a thing," said the monk. "What of it?"