There is only one duty; that is to be happy.
Instinct guides the animal better than the man. In the animal it is pure, in man it is led astray by his reason and intelligence.
Philosophy is as far separated from impiety as religion is from fanaticism.
For me, my thoughts are my prostitutes.
Integrity is the evidence of all civil virtues.
Oh! how near are genius and madness! Men imprison them and chain them, or raise statues to them.