Related:

• The wisest have the most authority. -- Plato (428-348? B.C.)
• Of all the animals, the boy is the most unmanageable. -- Plato (428-348? B.C.)
• Knowledge which is acquired under compulsion has no hold on the mind.
  Therefore do not use compulsion, but let early education be rather a sort of amuseme...
• The direction in which education starts a man will determine his future life.
  -- Plato (428-348? B.C.), The Republic...
• The introduction of a new kind of music must be shunned as imperiling the whole state, for styles of music are never disturbed without affecting the most important political institutions.
  ... The new style, gradually gaining a lodgement, quitely insinuates itself into manners and customs, and from it ....
• Knowledge is true opinion. -- Plato (428-348? B.C.)
• Love is a grave mental disease. -- Plato (428-348? B.C.)
• Man is most nearly himself when he achieves the seriousness of a child at play. -- Heraclitu
• The most effective answer to an insult is silence.