"It is better to be unfortunate in a reasonable manner than to be fortunate in an unreasonable one."

"The greatest good is to be free from pain and mental disturbance."

"The wise man is able to live well even in poverty."

"Let no one when young delay to study philosophy, nor when old grow weary of studying it. For no one is either too early or too late for the health of the soul."

"We must not violate nature, but obey her. And we shall obey her if we fulfill the necessary desires and also the natural, if they bring no harm, but sternly reject the harmful."