• The golden mean in ethics, as in physics, is the centre of the system and that about which all revolve, and though to a distant and plodding planet it be an uttermost extreme, yet one day, when that planet's year is completed, it will be found to be central.

    Henry David Thoreau (2013). “Delphi Complete Works of Henry David Thoreau (Illustrated)”, p.930, Delphi Classics