"You've heard Napoleon or somebody else say that every soldier of France carries a marshal's baton in his knapsack?"

"Never heard the gentleman in my life, and don't believe it, either."

"Well, well, never mind about that; but I got my idea out of a knapsack."

"Now, what's the use of your saying that, when its myself knows that you haven't got such a thing to bless yourself with?"

"I got it out of a soldier's—a volunteer's knapsack, man."

"O, you thief of the world! And where have you got it hid away?"

"In my head."

"O rubbish and nonsense—a knapsack in your head!"

"No, but the idea."

"And where's the knapsack?"