The greatest challenge to any thinker is stating the problem in a way that will allow a solution.

The luxury to disparage freedom is the privilege of those who already possess it.

It is only through imagination that men become aware of what the world might be; without it, ‘progress’ would become mechanical and trivial.

Mysticism is, in essence, little more than a certain intensity and depth of feeling in regard to what is believed about the universe.

I believe that the abolition of private ownership of land and capital is a necessary step toward any world in which the nations are to live at peace with one another.

Opinions which justify cruelty are inspired by cruel impulses.

I feel life is so small unless it has windows into other worlds.