A useful definition of liberty is obtained only by seeking the principle of liberty in the main business of human life, that is to say, in the process by which men educate their responses and learn to control their environment.

Social movements are at once the symptoms and the instruments of progress. Ignore them and statesmanship is irrelevant; fail to use them and it is weak.

You don't have to preach honesty to men with creative purpose. Let a human being throw the engines of his soul into the making of something, and the instinct of workmanship will take care of his honesty.

Only the very rarest of princes can endure even a little criticism, and few of them can put up with even a pause in the adulation.

The consent of the governed" is more than a safeguard against ignorant tyrants: it is an insurance against benevolent despots as well.

In a place where everybody thinks alike, nobody thinks very much.

In the blood of the martyrs to intolerance are the seeds of unbelief