I had always been interested in the space program, and I...

I had always been interested in the space program, and I didn't know if I could be an astronaut like I'd dreamt about when I was a little kid - to me it sounded kind of silly, someone grow up to be an astronaut - but, when I was in my 20s, I thought maybe I can get a job with NASA or a contractor, do something with the space program.