I am a passenger on the spaceship Earth.

You take the senses away, and there is no consciousness. Consciousness comes from experience.

We are operating at an overall mechanical efficiency of only four percent... Therefore, we find that if we increase the overall mechanical efficiency to only twelve percent we can take care of everybody. That three-fold increase in the overall efficiency can only be accomplished by redesign.

It is new design by architects versus world revolution by political leadership.

When I'm working on a problem, I never think about beauty. I think only how to solve the problem.

How often I found where I should be going only by setting out for somewhere else.

People should think things out fresh and not just accept conventional terms and the conventional way of doing things.