The shuttle tomorrow is truly like laying the last spike on the transcontinental railroad, only much more so. And whether or not we're going to see in in the next 10 or 20 years, there are people alive today who will see manufacturing in space from moon materials or from asteroids.

We need the science to continue. The heat, the storms, the sea level rise, the Arctic melting. These are all real facts that over time will sink in. The question is, will that be two years, or five years or 10 years?

We`re not going to have a backlash. We`re going to build a consensus. And I live in the real world, not the kind of fantasy goals that we would all like, but we would never achieve if we go about it in the blunderbuss fashion that your question would assume.

Let us not mince words about what this would be: a deportation force designed to break up families and deport millions of people.

Nuclear power will be the Vietnam issue of the 1980s.

Organic farming is about buying out of a corrupt, illegal and dishonest system.

Everyone's heard about the military-industrial complex, but they know very little about the medical-industrial complex...(in) a medical arms race.