Someday, in the distant future, our grand-children' s grand-children will develop a new equivalent of our classrooms. They will spend many hours in front of boxes with fires glowing within. May they have the wisdom to know the difference between light and knowledge.

Train children not by compulsion but as if they were playing.

Life must be lived as play, playing certain games, making sacrifices, singing and dancing, and then a man will be able to propitiate the gods.

The science [geometry] is pursued for the sake of the knowledge of what eternally exists, and not of what comes for a moment into existence, and then perishes.

The true musician is attuned to a fairer harmony than that of the lyre... for he truly has in his own life a harmony of words and deeds arranged in the Dorian mode. Such a one makes me joyous with the sound of his voice, so eager am I in drinking in his words.

What is at issue is the conversion of the mind from the twilight of error to the truth, that climb up into the real world which we shall call true philosophy.

God is a geometrician.