When we look out into space, we are looking into our own origins, because we are truly children of the stars.
- Brian Cox
We choose to go to the moon in this decade and do the other things, not because they are easy, but because they are hard.
- John F. Kennedy
Space exploration is a force of nature unto itself that no other force in society can rival.
- Neil deGrasse Tyson
The universe is a pretty big place. If it’s just us, seems like an awful waste of space.
- Carl Sagan