"I suppose you do."

"I seem so to myself; but I have an excuse to make—that this man once saved my life."

"So you're a hero in disguise?"

"No, but I couldn't go back on a man who had done that."

"I fail to see that that is a reason why you should have lied."

"I called it an excuse."

"In this case the words mean the same."

"Well, then, I had a reason: if the person whom Spurling murdered is the person whom I . . ."

"Indeed! So you knew that much, did you?" At mention of the word "murdered," Strangeways had swung fiercely round and confronted Granger.

"Yes, I know that much. And if the man whom Spurling murdered is the man whom I suspect him to be, I had intended to dispense with law and to exact the penalty slowly, up here whence there is no escape, myself."