There are no passengers on spaceship earth. We are all crew. - Marshall McLuhan
What's a horse doing on a spaceship" "What's pre-revolutionary France doing on a spaceship? Mickey, get a little perspective!"Dr. Who "The Girl In The Fireplace - Stephen Moffat
Now there is one outstandingly important fact regarding Spaceship Earth, and that is that no instruction book came with it. - R. Buckminster Fuller
We all are travelers traveling on a very big spaceship called Earth. Let's not ruin the engines of our very own spaceship in the name of development. - Mohith Agadi
If you ever start taking things too seriously, just remember that we are talking monkeys on an organic spaceship flying through the universe. - Joe Rogan