Everything can be seen directly except the eye through which we see.

The most striking thing about modern industry is that it requires so much and accomplishes so little.

There are three things healthy people most need to do - to be creatively productive, to render service, and to act in accordance with their moral impulses. In all three respects modern society frustrates most people most of the time.

I certainly never feel discouraged. I can't myself raise the winds that might blow us or this ship into a better world. But I can at least put up the sail so that when the winds comes, I can catch it.

There is incredible generosity in the potentialities of Nature. We only have to discover how to utilize them.

Anyone who thinks consumption can expand forever on a finite planet is either insane or an economist.

Many have no desire to be in it, because their work does not interest them, providing them with neither challenge nor satisfaction, and has no other merit in their eyes than that it leads to a pay-packet at the end of the week.