A miracle entails a degree of irrationality—not because it shocks reason, but because it makes no appeal to it.

Egypt was the mother of magicians.

Superstitions are habits rather than beliefs.

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

The subconscious is ceaselessly murmuring, and it is by listening to these murmurs that one hears the truth.

Bid me discourse, I will enchant thine ear.

To ensure the adoration of a theorem for any length of time, faith is not enough; a police force is needed as well.

Have you ever, looking up, seen a cloud like to a centaur, a leopard, a wolf, or a bull?

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

The more enlightened our houses are, the more their walls ooze ghosts.

Everything that deceives does so by casting a spell.

I shall curse you with book and bell and candle.

The fact is certain because it is impossible.