Ignorance, the root and the stem of every evil.
From a short-sided view, the whole moving contents of the heavens seemed to them a parcel of stones, earth and other soul-less bodies, though they furnish the sources of the world order.
Of all the animals, the boy is the most unmanageable.
There is no other start to philosophy but wonder.
Do thine own work, and know thyself.
Nothing ever is, everything is becoming.