To live well and honorably and justly are the same thing.

If a man is proud of his wealth, he should not be praised until it is known how he employs it.

To fear death is nothing other than to think oneself wise when one is not. For it is to think one knows what one does not know. No one knows whether death may not even turn out to be the greatest blessings of human beings. And yet people fear it as if they knew for certain it is the greatest evil.

The soul, like the body, accepts by practice whatever habit one wishes it to contact.

I know one thing, that I know nothing.

I know nothing but the certainty of my own ignorance.

No man undertakes a trade he has not learned, even the meanest; yet everyone thinks himself sufficiently qualified for the hardest of all trades, that of government.