It is impossible that there should be so much providence in the last details, and none in the first principles. Then the arts of prophecy and of healing, which are part of the cosmos, come of the good providence of the Gods.
All persons who are enthusiastic that they should transcend the other animals ought to strive with the utmost effort not to pass through a life of silence, like cattle, which nature has fashioned to be prone and obedient to their stomachs.
The Gods being good and making all things, there is no positive evil, it only comes by absence of good; just as darkness itself does not exist, but only comes about by absence of light.
Of the bodies in the cosmos, some imitate mind and move in orbits; some imitate soul and move in a straight line, fire and air upward, earth and water downward.
