"By all means."

"Shall I turn out the electric lights in the smoking-room?"

"Yes, we're evidently the last."

A moment later they stood on the upper landing about to separate for the night.

"The woman was behind that screen at the foot of the stairs," said Kent-Lauriston.

"Yes, I know," replied the Secretary.

"Good-night, my dear Stanley."

"Good-night, old man. You possess a rare talent."

"Yes?"

"You know when not to ask questions."