We'll go back to the moon by not learning anything new.

In 12 or 15 years, there will be routine, affordable space tourism not just in the U.S. but in a lot of countries.

Usually the wacky people have the breakthroughs. The smart people dont.

A NASA astronaut and a Russian cosmonaut can't be creative. He has to follow a predetermined detailed checklist written by an engineer and if he gets a little creative he'll never fly again.

I believe that research, that you can claim that you're doing research only if half of the people, and I'm talking about half of the experts, believe that the goal is impossible.

A true creator researches how to have confidence in nonsense.

NASA's myriad failures are in many ways the natural consequence of a catastrophic combination of bureaucracy, monopoly, and a calcifying aversion to the kind of risk necessary for innovation.

Everything looks nonsensical before it works.

Testing leads to failure, and failure leads to understanding

I have a hunch the most important reason we're going to space is not known now.

Look at the aerospace industry as it was just after the Kennedy talk. We were hiring like crazy. We were trying to get people graduated from college. Hey, you got to go to the program. We need you.

Through a veil of tears I watched the city get smaller and smaller. It was funny, because it sort of felt as if my heart was doing the same thing.

Be positive. Now attract every negative person and neutralize them.

Death is a part of life. It is inevitable. It is not to be feared

Light in Nature creates the movement of colors.

No development strategy can be based only upon what comes out of the ground, nor can it be sustained while young people are out of work.

People don't change just because you know more about them.

You need to have honest things in the world. Even if people don't understand it, if it's coming from you, that's already important.

The worse the haircut, the better the man.

Those who do not have imaginary conversations do not love.

In Boston they have gone from large autonomous high schools to smaller schools within the same building.