“Answer the question yourself, Chick; you're theorizing now, not I.”

“Well, then, on board the Mystery.”

“Good!”

“She is not there.”

“No.”

“Where then is the most unlikely place?”

“You answer again.”

“Why, the answer is plain enough to my mind, and so it is to you, I believe.”

“Never mind me; I want to hear what you have to say.”

“Very well. Let us go back again a little.”