The more you know, the less sure you are.
The happiest of all lives is a busy solitude.
We should be considerate to the living; to the dead we owe only the truth.
To believe in God is impossible not to believe in Him is absurd.
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.
It is ourselves alone that make our days lucky or unlucky. Away, then, with a vain prejudice, the invention of the priesthood, which has been transmitted by our ancestors to an ignorant people.