Zeno | Apostolo Zeno | Zeno (emperor) | Zeno Roth | Zeno X | Zeno's paradoxes | Jochen 'Zeno' Roth |
Cleanthes of Assos, Stoic philosopher who has been the head of the Stoic school from 263 BC, after the death of Zeno of Citium (b. c. 301 BC)
Uniting these Aristotelian principles with a prevalent Greek philosophy employed by Zeno of Citium and the Pythagoreans, the next three chapters arrange the planets into pairs of opposites.