“I know that.”

“How do you know it?”

“By the curl of the third eyelash on your left eyelid.”

“Which corner do you count from?”

“That's a secret.”

“Another secret? Well, at least, if I am a prince, there can be no harm in telling me about a princess.”

“It's just the princes I can't tell.”

“There ain't any more of them—are there?” said the prince.

“What! you don't think you're the only prince in the world, do you?”

“Oh, dear, no! not at all. But I know there's one too many just at present, except the princess——”