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

Becoming an adult means leaving the world of your parents and starting to make your way toward the future that you will share with your peers.

Owning our past allows us to own our future.

Adults tend to think they have much free will. Kids younger than six are less sure. They may be more realistic!

One of the most distinctive evolutionary features of human beings is our unusually long, protected childhood.

The radio was an improvement on the telegraph but it didn't have the same exponential, transformative effect.

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?