peakaboo!

"Pan, who and what are thou?" he cried huskily.

"I'm youth, i'm joy," Peter answered at a venture,

"I'm a little bird that has broken out of the egg."

This, of course, was nonsense; but it was proof to the unhappy Hook 

that Peter did not know in the least who or what he was, which is the very pinnacle of good form.

--J.M. Barrie