Here is an educational bombshell: Take from all of today's industrial nations all their industrial machinery and all their energy-distributing networks, and leave them all their ideologies, all their political leaders, and all their political organizations, and I can tell you that within six months, two billion people will die of starvation, having gone through great pain and deprivation along the way.

Humanity is now experiencing history's most difficult evolutionary transformation.

Every time man makes a new experiment he always learns more. He cannot learn less.

A fool with a tool still remains a fool.

I have spent most of my life unlearning things that were proved not to be true

Everything can be linked together in some fashion, in either a physical, psychological, or symbolic manner.

We are going to have to find ways of organizing ourselves cooperatively,sanely, scientifically, harmonically and in regenerative spontaneity with the rest of humanity around the earth.... We are not going to be able to operate our spaceship earth successfully nor for much longer unless we see it as a whole spaceship and our fate as common.