Was it not fear that had made his nerves so rocklike as he faced that crowd and made his get-away?
Terrible jarrin' to the nerves when folks come in and call on a sick man.
The man had no fear, he had no nerves; he was a machine, and death was his business.
His nerves had ceased their jangling under the tautening of necessity.
But after a week or two her nerves were stretched ...