Every unnatural activity of the brain is as mischievous as any unnatural activity of the body and that pressing people to learn things they do not want to know is as unwholesome and disastrous as feeding them on sawdust.

What is wrong with priests and popes is that instead of being apostles and saints, they are nothing but empirics who say "I know" instead of "I am learning," and pray for credulity and inertia as wise men pray for skepticism and activity.

As long as more people will pay admission to a theater to see a naked body than to see a naked brain, the drama will languish

Bad theaters are as mischievous as bad schools.

No diet will remove all the fat from your body because the brain is entirely fat. Without a brain, you might look good, but all you could do is run for public office.

People get nothing out of books but what they bring to them