Good anonymous quote

"Youth ages, immaturity is outgrown, ignorance can be educated, drunkenness sobered, but stupid lasts forever."

• Fictional attribution in the movie The Emperor's Club (2002), given by Kevin Kline (as William Hundert);^[2] also attributed to Diogenes, without sources;^[3] no published occurrences of this statement prior to the movie have been located in any of the Aristophanes Plays or Fragments.