Colleges are places where pebbles are polished and diamonds are dimmed.

If there is a God, there should be no slaves.

Think of the egotism of a man who believes that an infinite being wants his praise!

I am not so much for the freedom of religion as I am for the religion of freedom.

The present is the necessary product of all the past, the necessary cause of all the future.

The idea that there is a God who rewards and punishes, and who can reward, if he so wishes, the meanest and vilest of the human race, so that he will be eternally happy, and can punish the best of the human race, so that he will be eternally miserable, is subversive of all morality.

Reason is the light, the sun of the brain. It is the compass of the mind, the ever-constant Northern Star, the mountain peak that lifts itself above all clouds.