Science reveals that all life on Earth is one.

If you are that person, you are more likely to believe that God cured you, this invisible force, creator of the universe, cured you, than that you had three idiotic doctors diagnose you. ... I taught physics to pre-med students who became doctors. Not all of them are smart, I assure you.

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

I was born the same week NASA was founded, so we're the same age and feel some of the same pains, joys, and frustrations.

You say you're worried about kids? I'm not worried about kids, I'm worried about grown ups... Children are not the problem here... We spend the first year of their lives teaching them how to walk and talk, and the rest of their lives telling them to shut up and sit down.

You know, there's black holes and what - could there be wormholes? Could - might there be a multi-verse? These are all fascinating frontiers. What is the nature of dark matter and dark energy? And what was around before the universe? And do we have access to higher dimensions?

UFO (Unidentified Flying Object)sightings are not higher among amateur astronomers than they are in the general public. In fact, they're lower. You say, why is that so? Well, because we know what the hell we're looking at!