Our [religion, Christianity] is assuredly the most ridiculous, the most absurd and the most bloody religion which has ever infected this world.
Your Majesty will do the human race an eternal service by extirpating this infamous superstition, I do not say among the rabble, who are not worthy of being enlightened and who are apt for every yoke; I say among honest people, among men who think, among those who wish to think.
… My one regret in dying is that I cannot aid you in this noble enterprise, the finest and most respectable which the human mind can point out..