Owning our past allows us to own our future.

The largest and most powerful computers are still no match for the smallest and weakest humans.

Animals are certainly more sophisticated than we used to think. And we shouldn't lump together animals as a group. Crows and chimps and dogs are all highly intelligent in very different ways.

From an evolutionary perspective children are, literally, designed to learn. Childhood is a special period of protected immaturity. It gives the young breathing time to master the things they will need to know in order to survive as adults.

Texts and e-mails travel no faster than phone calls and telegrams, and their content isn't necessarily richer or poorer.

Because we imagine, we can have invention and technology. It's actually play, not necessity, that is the mother of invention.

Young children seem to be learning who to share this toy with and figure out how it works, while adolescents seem to be exploring some very deep and profound questions: how should this society work? How should relationships among people work? The exploration is: who am I, what am I doing?