Sensual pleasure passes and vanishes, but the friendship between us, the mutual confidence, the delight of the heart, the enchantment of the soul, these things do not perish and can never be destroyed.
It is not love that should be depicted as blind, but self-love.
We should be considerate to the living; to the dead we owe only the truth.
Men will always be mad, and those who think they can cure them are the maddest of all.
Constant happiness is the philosopher's stone of the soul.
I would rather obey a fine lion, much stronger than myself, than two hundred rats of my own species.