The inspirational value of the space program is probably of far greater importance to education than any input of dollars... A whole generation is growing up which has been attracted to the hard disciplines of science and engineering by the romance of space.

Before the current decade ends, fee-paying passengers will be experiencing suborbital flights aboard privately funded vehicles. . . . It won't be too long before bright young men and women set their eyes on careers in Earth orbit and say: "I want to work 200 kilometers from home-straight up!"

Whether we are based on carbon or on silicon makes no fundamental difference we should each be treated with appropriate respect.

Many, and some of the most pressing, of our terrestrial problems can be solved only by going into space. Long before it was a vanishing commodity, the wilderness as the preservation of the world was proclaimed by Thoreau. In the new wilderness of the Solar System may lie the future preservation of mankind.

Civilization will reach maturity only when it learns to value diversity of character and of ideas.

As three laws were good enough for Newton, I have modestly decided to stop there.

As our own species is in the process of proving, one cannot have superior science and inferior morals. The combination is unstable and self-destroying.