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.

Art enlarges experience by admitting us to the inner life of others.

There is no arguing with the pretenders to a divine knowledge and to a divine mission. They are possessed with the sin of pride, they have yielded to the perennial temptation.

The tendency of the casual mind is to pick out or stumble upon a sample which supports or defies its prejudices, and then to make it the representative of a whole class.

Whereas each man claims his freedom as a matter of right, the freedom he accords to other men is a matter of toleration.

When everyone thinks alike, no one thinks very much.

The disesteem into which moralists have fallen is due at bottom to their failure to see that in an age like this one the function of the moralist is not to exhort men to be good but to elucidate what the good is. The problem of sanctions is secondary.