Surveillance technologies now available - including the monitoring of virtually all digital information - have advanced to the point where much of the essential apparatus of a police state is already in place.

During my service in the United States Congress, I took the initiative in creating the Internet.

The interior of the earth is extremely hot – several million degrees.

We are monumentally distracted by a pervasive technological culture that appears to have a life of its own, one that insists on our full attention, continually seducing us and pulling us away from the opportunity to experience directly the true meaning of our own lives.

What changed in the United States with Hurricane Katrina was a feeling that we have entered a period of consequences.

Having cameras follow you is something that requires a little personal adjustment, but you actually do begin to forget they're there. It's impossible to maintain that awareness all the time, and when you're going through an emotional or absorbing experience, you really don't have any spare attention to think, "Got to remember that the camera is rolling."

The United States is the only nation that can lead the world toward a solution on climate change.