People never grow up, they just learn how to act in public.

For in every adult there dwells the child that was, and in every child there lies the adult that will be.

We have not passed that subtle line between childhood and adulthood until... we have stopped saying "It got lost," and say "I lost it."

Would it be possible for me to see something from up there?" asked Milo politely.

"You could," said Alec, "but only if you try very hard to look at things as an adult does."

Milo tried as hard as he could, and, as he did, his feet floated slowly off the ground until he was standing in the air next to Alex Bings. He looked around very quickly and, an instant later, crashed back down to the earth again.

"Interesting, wasn't it?" asked Alex.

"Yes, it was," agreed Milo, rubbing his head and dusting himself off, "but I think I'll continue to see things as a child. It's not so far to fall.

Adolescence is the conjugator of childhood and adulthood.

When you become a teenager, you step onto a bridge. You may already be on it. The opposite shore is adulthood. Childhood lies behind. The bridge is made of wood. As you cross, it burns behind you