The fact we don't have a lunar base has nothing to do with the technology. It has to do with public commitment and societal support.

In space, you need to exercise your heart since it's not pumping blood around at the same rate.

We are all tasked to balance and optimize ourselves.

I'm not somebody who gets teared up or anything, but I still look up at the stars, and it gives me hope, and it gives me energy. I think one of the things that we have to think about it is, we are all a part of this universe.

I had great mentors in my parents who always sought to understand the world around them. And they would push me to really think things through.