I swear that, not being able to be yours, I will belong to no one.
Atheism is the vice of a few intelligent people.
I am the best-natured creature in the world, and yet I have already killed three, and of these three two were priests.
If you want to kill Christianity you must abolish Sunday.
If there had been a censorship of the press in Rome we should have had today neither Horace nor Juvenal, nor the philosophical writings of Cicero.
I acknowledge that four thousand volumes of metaphysics will not teach us what our soul is.