It's Easy To Sleep Floating Around -

It Takes A Couple Of Years Just To Get The Background And Knowledge That You Need Before You Can Go Into Detailed Training For Your Mission.

Studying Whether There's Life On Mars Or Studying How The Universe Began, There's Something Magical About Pushing Back The Frontiers Of Knowledge. That's Something That Is Almost Part Of Being Human, And I'm Certain That Will Continue.

Our Future Lies With Today's Kids And Tomorrow's Space Exploration.

The Experience Of Being In Space Didn't Change My Perspective Of Myself Or Of The Planet Or Of Life. I Had No Spiritual Experience.

The Most Anxious Time Was During Launch, Just Because That Is So Dramatic.