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  1. "I think the astronaut job is the best job in the world. I realized when I was older and started applying for it that it's a pretty cool job." - Michael J. Massimino
  2. "Houston, we've had a problem." - James Lovell
  3. "My walk on the moon lasted three days. My walk with God will last forever." - Charles Duke
  4. "Godspeed, John Glenn" - Scott Carpenter
  5. "You could look at something a hundred times from space, but the next time you come around the world, suddenly it's very different and gorgeous-looking, just because of the change of weather or the angle of the sun." - Chris Hadfield
  6. "This is one small step for a man, one giant leap for mankind." - Neil Armstrong
  7. "Don't get cocky" - Han Solo
    Suggested by @13spencer
  8. "We're reserving 110 pounds of payload for recreational equipment," John Glenn, on the possibility of female astronauts (citation needed).
    Suggested by @jcrusius
  9. "From out there on the moon international politics look so petty. You want to grab a politician by the scruff of the neck and drag him a quarter of a million miles out and say, 'Look at that you son of a bitch.'" - Edgar Mitchel
    Suggested by @gwcoffey
  10. "The stars don't look bigger but they do look brighter." - Sally Ride
    Suggested by @gwcoffey