What the mind doesn't understand, it worships or fears.

We discover (in the gospels) a groundwork of vulgar ignorance, of things impossible, of superstition, fanaticism and fabrication

People think that epilepsy is divine simply because they don't have any idea what causes epilepsy. But I believe that someday we will understand what causes epilepsy, and at that moment, we will cease to believe that it's divine. And so it is with everything in the universe

'Thank you' is the best prayer that anyone could say. I say that one a lot. Thank you expresses extreme gratitude, humility, understanding.

The Jews are an ignorant and barbarous people, who have long united the most sordid avarice with the most detestable superstition and the most invincible hatred for every people by whom they are tolerated and enriched.

What has been the fruit of religion? Pride and indolence in the clergy, ignorance in the laity, in both, superstition, bigotry and persecution.