Do you mean to say you don't know him ?" "Not even enough to ask him to lunch at a restaurant," said the Duke flippantly.

"What's he like ?" "Like?
Nobody has the slightest idea.

He has a thousand disguises.

He has dined two evenings running at the English Embassy." "But if nobody knows him, how did they learn that ?" said the Duke, with a puzzled air.
"Because the second evening, about ten o'clock, they noticed that one of the guests had disappeared, and with him all the jewels of the ambassadress." "All of them ?" said the Duke.
"Yes; and Lupin left his card behind him with these words scribbled on it:" "'This is not a robbery; it is a restitution.

You took the Wallace collection from us.'" "But it was a hoax, wasn't it ?" said the Duke.
"No, your Grace; and he has done better than that.