... reform the environment and not man; being absolutely confident that if you give man the right environment, he will behave favorably.

We will always have war until there is enough of every essential to support all lives everywhere around earth.

Now there is one outstanding important fact regarding spaceship earth, and that is that no instruction book came with it.

I just invent, then wait until man comes around to needing what I've invented.

Bite your tongue. Get a cinder in your eye. When you feel good, you feel nothing.

By 2000, politics will simply fade away. We will not see any political parties.

Technologically we now have four [seven!] billion billionaires on board Spaceship Earth who are entirely unaware of their good fortune.