Juliana Rotich

When I was growing up, there was still that narrative of 'you finish school, you go and get married, you become somebody's wife and you get kids and tend to them.' I think it is really important to reach for something.

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.