What can we put into the hands of people under oppressive regimes to help them? For me, a big part of it is information, knowledge - the ability to defeat propaganda by understanding it.

I still believe there is a need to open up search and it will come eventually. It is very important to challenge the current models.

I tend to eat things in fours. I'll eat four nuts, four grapes, four chips at a time. I don't know why. It's not really a superstition. I don't think anything bad will happen if I don't, but three potato chips doesn't seem right.

Most people are good. They may not be saints, but they are good.

When I was growing up in Huntsville, Alabama, this is where the space and rocket center was. This is where all of the German rocket scientists came after war and started designing rockets for NASA, for the moon landing and all that.

My being some kind of celebrity - not a real celebrity, isn't a welcome part of the job.

People do fun and interesting things because they're fun and interesting.