Politics will take whatever shape it needs for people to get elected. But at the end of the day, the population remains and that's really, as an educator, who I care about.

Politics will take whatever shape it needs for people to get elected. But at the end of the day, the population remains and that's really, as an educator, who I care about.

If it's a new planet, sign me up. I'm tired of driving around the block, boldly going where hundreds have gone before in orbit around earth-give me a place to go and I'll go.

We live in the kind of society where, in almost all cases, hard work is rewarded.

The most creative people are motivated by the grandest of problems that are presented before them.

I never got into 'Star Wars.' Maybe because they made no attempt to portray real physics. At all.

I am proud to be part of a species where a subset of its members willingly put their lives at risk to push the boundaries of our existence.