"For where you find unrest, grief, fear, frustrated desire, failed aversion, jealousy and envy, happiness has no room for admittance. And where values are false, these passions inevitably follow."

"As a man, you are a fragment of God; you have within you a part of Him. Why then are you ignorant of your own kinship, or do you not know whence you came?"

"It is a universal law — have no illusion — that every creature alive is attached to nothing so much as to its own self-interest."

"When you are about to say something, ask yourself, 'Is it true? Is it necessary? Is it kind?'"

"If your mind is not polluted by these things, you will always be healthy."