The Earth is not 6,000 or 10,000 years old. It's not. And if that conflicts with your beliefs, I strongly feel you should question your beliefs.

Teaching creationism in science class as an alternative to evolution is inappropriate.

I've always loved airplanes and flight. The space program was really important to me as a kid. I still have a photo of Armstrong and Aldrin on the moon in my living room.

People that don't want to get down to the business at hand. Instead of just doing less, we have to find ways of doing more with less. That's the key to the future.

My father was a very good Boy Scout. He was very skilled with knots, and he showed me how to tie a bow tie.

If you memorize the periodic table it will speed you up if you're a chemist, but by and large, the reason you have a periodic table is so that you can store that information outside of your body. That way it frees up some part of your brain to do something else...

That's what makes a human a human, if we store information outside our bodies.