I am not a positivist. Positivism states that what cannot be observed does not exist. This conception is scientifically indefensible, for it is impossible to make valid affirmations of what people 'can' or 'cannot' observe. One would have to say 'only what we observe exists,' which is obviously false.

The basic laws of the universe are simple, but because our senses are limited, we can’t grasp them. There is a pattern in creation.

Chess holds its master in its own bonds, shackling the mind and brain so that the inner freedom of the very strongest must suffer.

I always found I was in the best of company, alone.

Our task is to widen our circle of compassion to include all living beings and all of nature

Physical concepts are free creations of the human mind, and are not, however it may seem, uniquely determined by the external world.

Capitalism has brought with it progress, not merely in production but also in knowledge.