Note 25 — THIRD ENNEAD, BOOK SIXTH. Of the Impassibility of Incorporeal Entities (Soul and and Matter).
Kenneth Sylvan Guthrie translation
See iv. 6. A polemic against Aristotle, de Anima ii. 5, and the Stoics, Cleanthes, Sextus Empiricus, adv. Math. vii. 288, and Chrysippus, Diog. Laert. vii. 50.