The only true wisdom is in knowing you know nothing.
Remember, no human condition is ever permanent. Then you will not be overjoyed in good fortune nor too scornful in misfortune.
To harm another is to harm oneself
Let us follow the truth whither so ever it leads.
Do not go through life like leaf blown from here to there believing whatever you are told.
Knowing thyself is the height of wisdom.
The rest of the world lives to eat, while I eat to live.
It is better to suffer an injustice than to commit one
How can you call a man free when his pleasures rule over him.
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.
An honest man is always a child.
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
My friend...care for your psyche...know thyself, for once we know ourselves, we may learn how to care for ourselves
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.
Our lives are but specks of dust falling through the fingers of time. Like sands of the hourglass, so are the days of our lives.
All wars are fought for the acquisition of wealth
To need nothing is divine, and the less a man needs the nearer does he approach to divinity.
You never know a line is crooked unless you have a straight one to put next to it.