A system of morality that is based on relative emotional values is a mere illusion, a thoroughly vulgar conception that has nothing sound in it and nothing true.
My friend...care for your psyche...know thyself, for once we know ourselves, we may learn how to care for ourselves
It is possible that a man could live twice as long if he didn't spend the first half of his life acquiring habits that shortens the other half
An honest man is always a child.
The really important thing is not to live, but to live well. And to live well meant, along with more enjoyable things in life, to live according to your principles.
We can do nothing without the body, let us always take care that it is in the best condition to sustain us.
How can you call a man free when his pleasures rule over him.
It is better to suffer an injustice than to commit one
The rest of the world lives to eat, while I eat to live.