The only real revolution is in the enlightenment of the mind and the improvement of character, the only real emancipation is individual, and the only real revolutionists are philosophers and saints.

That a few simple men should in one generation have invented so powerful and appealing a personality, so lofty ethic, and so inspiring a vision of human brotherhood, would be a miracle far more incredible than any recorded in the Gospels.

Those who know nothing about history are doomed forever to repeat it.

In progressive societies the concentration[of wealth] may reach a point where the strength of number in the many poor rivals the strength of ability in the few rich; then the unstable equilibrium generates a critical situation, which history has diversely met by legislation redistributing wealth or by revolution distributing poverty.

Science gives us knowledge, but only philosophy can give us wisdom.

Rome remained great as long as she had enemies who forced her to unity, vision, and heroism. When she had overcome them all she flourished for a moment and then began to die.

The finger that turns the dial rules the air.