Mae Jemison

When you have teachers saying, 'I don't have enough time for hands-on activities,' we need to rethink the way we do education.

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

I wanted to be a professional dancer for a period of time, and I did a lot of dancing and choreography and got paid for it.

I stayed in the astronaut program until 1993. People ask me why I left. I thought I had a lot of things to contribute that would be difficult to do if I stayed. I thought I could have a stronger voice as an advocate for space exploration. So I ended up starting my own technology consulting company.

You have to actually be weighted to something to do the moonwalk, you know.

The drills we do, where you're telling kids to memorize things, don't actually work. What works is engaging them and letting them do things and discover things.