Not only are we here to protect the public from vicious criminals in the street but also to protect the public from harmful ideas.

He who dishonors himself [by lying about his opinions] for the sake of being honored by others will find that two mistakes have been made - one by himself, and the other, by the people.

When I became convinced that the universe is natural, that all the ghosts and gods are myths, there entered into my brain, into my soul, into every drop of my blood the sense, the feeling, the joy of freedom. The walls of my prison crumbled and fell. The dungeon was flooded with light and all the bolts and bars and manacles became dust.

He [The Improved Man] will enjoy not only the sunshine of life, but will bear with fortitude the darkest days. He will have no fear of death. About the grave, there will be no terrors, and his life will end as serenely as the sun rises.

Intelligence is the only moral guide.

Don't you know that if people could bottle the air they would? Don't you know that there would be an American Air-bottling Association? And don't you know that they would allow thousands and millions to die for want of breath, if they could not pay for air? I am not blaming anybody. I am just telling how it is.

And what is the great thing that the stage does? It cultivates the imagination. And . . . the imagination constitutes the great difference between human beings. . . . The imagination is the mother of pity, the mother of generosity, the mother of every possible virtue. It is by the imagination that you are enabled to put yourself in the place of another.