Superstition is the weakness of the human mind; it is inherent in that mind; it has always been, and always will be

He who defends everything defends nothing.

A crown is merely a hat that lets the rain in.

It seems to me that man is made to act rather than to know: the principles of things escape our most persevering researches.

The greatest and noblest pleasure which we have in this world is to discover new truths, and the next is to shake off old prejudices.

Don't forget your great guns, which are the most respectable arguments of the rights of kings.