"I won't gratify you with even a smile of approval at so callous a joke," he said coolly. "To trample on my feelings so is positively inhuman. Still, that 'exception' emboldens me."

"In what way?"

"That finding you interested in one of my books, I want you to let me—I want you to favour me by accepting from me a set?"

"A set?"

"I have been guilty of five others." Mock despair was in his tone. "Accept my contrite apologies."

"Five others!"

"I have to plead guilty to that number. Heinous, isn't it?"

"Oh, I did not mean that."

"And so young too!"

"Really, Mr. Masters!" The flush was being worn again. "You are, really, too bad; raking up old grievances!"