Looking back, nothing seems so simple than a utopian vision realised.

We should remember that science exists only because there are people, and its concepts exist only in the minds of men. Behind these concepts lies the reality which is being revealed to us, but only by the grace of God.

Get me a broom. I'll sweep my own office.

The rocket worked perfectly, except for landing on the wrong planet.

If we were to start today on an organized and well-supported space program I believe a practical passenger rocket can be built and tested within ten years.

If we continue at this leisurly pace, we will have to pass Russian customs when we land on the moon.

Science and religion are not antagonists. On the contrary, they are sisters. While science tries to learn more about the creation, religion tries to better understand the Creator. While through science man tries to harness the forces of nature around him, through religion he tries to harness the force of nature within him.