I have a lot of common sense. I know what needs to be done and how to approach it. I have an ability to work with people on large enterprises.

If we want scientists and engineers in the future, we should be cultivating the girls as much as the boys.

Rocket science is tough, and rockets have a way of failing.

So I saw many planets, and they looked just a little bit brighter than they do from Earth.

I do a lot of running and hiking, and I also collect stamps - space stamps and Olympics stamps.

It's easy to sleep floating around - it's very comfortable. But you have to be careful that you don't float into somebody or something!

Science is fun. Science is curiosity. We all have natural curiosity. Science is a process of investigating. It's posing questions and coming up with a method. It's delving in.