Note 6 — Lecture I. INTRODUCTORY.
Reading edition
This was the common view of the Stoics, probably following Anaxagoras or his school; cf. Plutarch [Aetius], de Plac. Philos. 4. 3 (Diels, Doxographi Græci, p. 387). It was stated by Chrysippus, οὐδὲν ἀσώματον συμπάσχει σώματι οὐδὲ ἀσωμάτῳ σῶμα ἀλλὰ σῶμα σώματι· συμπάσχει δὲ ἡ ψυχὴ τῷ σώματι ... σῶμα ἄρα ἡ ψυχή (Chrysipp. Fragm. ap. Nemes. de Nat. Hom. 33); by Zeno, in Cic. Academ. 1. 11. 39; by their followers, Plutarch [Aetius], de Plac. Philos. 1. 11. 4 (Diels, p. 310), οἱ Στωικοὶ πάντα τὰ αἴτια σωματικά· πνεύματα γάρ; so by Seneca, Epist. 117. 2, “quicquid facit corpus est;” so among some Christian writers, e.g. Tertullian, de Anima, 5.