Mark Kelly

My father used to take me to the movies on Saturdays. In 1940, when I was four years old, we encountered 'Flash Gordon Conquers the Universe.' I loved it. Especially the rocket ship, which I later realized had no airlock and no washroom. But they managed to get to Mongo with it.

As an astronaut, when you're getting ready to go out of that hatch, you know that's the pinnacle of both your career and your life. The view completely blows you away. The real challenge is getting past the excitement and getting focused and down to work.