The individual who has experienced solitude will not easily become a victim of mass suggestion.

There comes a point in your life when you need to stop reading other people's books and write your own.

The supreme goal of all theory is to make the irreducible basic elements as simple and as few as possible without having to surrender the adequate representation of a simple datum of experience.

I didn't arrive at my understanding of the fundamental laws of the universe through my rational mind.

The most important question a person can ask is, "Is the Universe a friendly place?

Science can only ascertain what is, but not what should be, and outside of its domain value judgements of all kinds remain necessary.

It seems to me an utterly futile task to prescribe rules and limitations for the conduct of war. War is not a game; hence one cannot wage war by rules as one would in playing games. Our fight must be against war itself. The masses of people can most effectively fight the institution of war by establishing an organization for the absolute refusal of military service.