I'm as irritable as the devil and as nervous as a cat, and I can't get a decent night's rest." I recalled the tremulous hand that he had offered me.

He did not look like a drinker, but still-- "Do you smoke much ?" I inquired diplomatically.
He looked at me slyly and chuckled.

"That's a very delicate way to approach the subject, Doctor," he said.

"No, I don't smoke much, and I don't crook my little finger.

I saw you look at my shaky hand just now--oh, it's all right; I'm not offended.