Once I got into space, I was feeling very comfortable in the universe. I felt like I had a right to be anywhere in this universe, that I belonged here as much as any speck of stardust, any comet, any planet.

Never be limited by other people's limited imaginations.

My parents were comfortable with me exploring areas that they were not proficient in. Some parents just aren't comfortable with that.

When God made the color purple, God was just showing off.

Never limit yourself because of others' limited imagination; never limit others because of your own limited imagination.

Some of the most fun people I know are scientists.

Science provides an understanding of a universal experience, and arts provides a universal understanding of a personal experience.