You can either have one guy lifting a billion pounds by himself, and it takes many years of planning and preparation - or you can have a billion people, each lifting one pound, and it takes a mere moment. This is the power of unity.

To be human is to care for your fellow human beings and protecting the environment.

As long as superstition and ignorance prevail, humanity will fall short of eradicating war, poverty, and hunger.

If you remain conventional and don't change, you'll get along. You'll get along in the limited forms of insanity that exist out there. You'll never be able to keep a marriage together, you'll never be able to keep anything together, because the whole goddamn thing isn't together.

Man, in the collective sense, is the hero of science. Man, in the collective sense, is the hero of Earth.

If we really wish to put an end to our ongoing international and social problems we must eventually declare Earth and all of its resources as the common heritage of all the world's people.

It's hard to be decent in a money world. We want to shut down all repetitious jobs, automate it, free people.