We need to look at NASA, not as a handout, but as an investment.

The universe for me was other planets and other star systems and other galaxies. I enjoyed tracking it, but it had no specific influence on my ambitions for that reason. It wasn't really far enough away from Earth to matter to me.

I believe that the manned space program can engage the public by advancing the space frontier. Every next mission takes you farther out in space than you were before, either technologically or in terms of distance.

If a scientist is not befuddled by what they're looking at, then they're not a research scientist.

All information is good, even when it is bad.

Rational thoughts never drive people's creativity the way emotions do.

I agree that we should go back to the moon and on to Mars. We should treat all objects in the solar system, including comets and asteroids, as exploration targets.