- Our sun is one of 100 billion stars in our galaxy. Our galaxy is one of billions of galaxies populating the universe. It would be the height of presumption to think that we are the only living things in that enormous immensity. [1960]
- It will free man from the remaining chains, the chains of gravity which still tie him to this planet. [on the meaning of space travel, quoted in Time magazine, 10 February 1958]
- If we continue at this leisurely pace, we will have to pass Russian customs when we land on the moon. (Describing his frustration with the American Space Program during the Cold War).
Contribute to this page
Suggest an edit or add missing content