The more I know, the more I know that I don't know.
I love to go and see all the things I am happy without.
Admitting one's ignorance is the first step in acquiring knowledge.
He is a man of courage who does not run away, but remains at his post and fights against the enemy.
Neither I nor any other man should, on trial or in way, contrive to avoid death at any cost.
Not I, but the city teaches.