Do you think that everything in the world is inside something else? My little Park inside the big one and the big one inside a larger one? Again and … - P. L. Travers

Do you thing, Mary Poppins ... Do you think that everything in the world is inside something else? My little Park inside the big one and the big one inside a larger one? Again and again? Away and away?

it may be that to eat and be eaten are the same thing in the end. My wisdom tells me that this is probably so. We are all made of the same stuff, remember, we of the Jungle, you of the City. The same substance composes us — the tree overhead, the stone beneath us, the bird, the beast, the star — we are all one, all moving to the same end.

"It was not very long afterwards that Michael woke up one morning with a curious feeling inside him. He knew, the moment he opened his eyes, that something was wrong but he was not quite sure what it was.
"What is today, Mary Poppins?" He enquired, pushing the bedclothes away from him.
"Tuesday," said Mary Poppins. "Go and turn on your bath. Hurry!" she said, as he made no effort to move. He turned over and pulled the bedclothes up over his head and the curious feeling increased.
"What did I say?" said Mary Poppins in that cold, clear voice that was always a Warning.
Michael knew now what was happening to him. He knew he was going to be naughty."

Down below, just outside the front door, stood Mary Poppins, dressed in her coat and hat, with her carpet bag in one hand and her umbrella in the other.