It is not the idea as such which the censor attacks, whether it be heresy or radicalism or obscenity. He attacks the circulation of the idea among the classes which in his judgment are not to be trusted with the idea.

What a myth never contains is the critical power to separate its truth from its errors.

The great social adventure of America is no longer the conquest of the wilderness but the absorption of fifty different peoples.

Creative ideas come to the intuitive person who can face up to the insecurity of looking beyond the obvious.

At the core of every moral code there is a picture of human nature, a map of the universe, and a version of history. To human nature (of the sort conceived), in a universe (of the kind imagined), after a history (so understood), the rules of the code apply.

Private property was the original source of freedom. It still is its main bulwark.

The facts we see depend on where we are placed and the habits of our eyes.