True knowledge exists in knowing that you know nothing.

“Thus such another will not easily come to you, men, but if you believe me, you …”

“Man's greatest privilege is the discussion of virtue" Socrates in The Apology.”

“Be of good cheer about death, and know this of a truth, that no evil can happen…”

“The answer I gave myself and the oracle was that it was to my advantage to be a…”