Socrates

["The Socratic Dialogues are a series of dialogues written by Plato and Xenophon in the form of discussions between Socrates and other persons of his time, or as discussions between Socrates' followers over his concepts."]

As for me, all I know is that I know nothing, for when I don't know what justice is, I'll hardly know whether it is a kind of virtue or not, or whether a person who has it is happy or unhappy.

By means of beauty all beautiful things become beautiful.

False words are not only evil in themselves, but they infect the soul with evil.

By all means, marry. If you get a good wife, you'll become happy; if you get a bad one, you'll become a philosopher.

Death may be the greatest of all human blessings.

From the deepest desires often come the deadliest hate.

He is a man of courage who does not run away, but remains at his post and fights against the enemy.

He is richest who is content with the least, for content is the wealth of nature.

I am the wisest man alive, for I know one thing, and that is that I know nothing. 

I only wish that ordinary people had an unlimited capacity for doing harm; then they might have an unlimited power for doing good.  

I was really too honest a man to be a politician and live.  

It is not living that matters, but living rightly.

Let him that would move the world first move himself.

Not life, but good life, is to be chiefly valued.

Once made equal to man, woman becomes his superior.