Nothing from nothing ever yet was born.

The mind is led on, step by step, to defeat its own logic.

To blow and to swallow at the same time is not easy; I cannot at the same time be here and also there.

In the past, men created witches; now they create mental patients.

Men willingly believe what they wish.

The most beautiful emotion we can experience is the mysterious. It is the fundamental emotion that stands at the cradle of all true art and science.

Once something becomes discernible, or understandable, we no longer need to repeat it. We can destroy it.

Appearances often are deceiving.

There is nothing that man fears more than the touch of the unknown. He wants to see what is reaching toward him and to be able to recognize or at least classify it. Man always tends to avoid physical contact with anything strange.

Bid me discourse, I will enchant thine ear.

Any serious attempt to do anything worthwhile is ritualistic.

Superstitions are habits rather than beliefs.

Many are the wonders of the world, and none so wonderful as man.