"'Twas a man, darling -- an old, old man. Looked like winter himself! He stood up in his small lifeboat and tapped against the hull, looking for asylum from the cold waters. And what did he use to tap, you might wonder?


His hand. Only it had been frozen off, you see, and shattered off his arm, and he fished it out of the water with his other hand and then sort of..."

Jack trailed off. Then:

"Tapped with it."