Going into orbit around Earth - where the space station is today, and where the space shuttles and John Glenn and all those folks go-that's three-eighths of an inch above a schoolroom globe, just FYI. That's not very far from Earth. Yes, you are off Earth, but you're not really going anywhere yet. The moon was the only real destination.

The molecules that comprise our body are traceable to the crucibles of the centers of stars.These atoms and molecules are in us because, in fact, the universe is in us. And, we are not only figuratively, but literally, stardust.

America has an economy reversing relative to other nations in the world. And I want to turn that around. And one way I know to turn it around is to get everyone excited about what it is to innovate again.

People think about life from day-to-day rather than thinking about life as something that invents a new kind of tomorrow.

Science is not a subject you took in school. It's life. We are wrapped by it, in it, with it.

Never presume that just because you disagree with an idea that you must be correct.

One should not be too distracted by definitions. Ideas transcend definitions.