Note 22 — Chapter XII · THE LAW FOR HUMANITY.
Reading edition
Diog. L. vii 32. This particular condemnation was not uncongenial to the Stoics of the principate, and may partly account for the decay of literature in imperial Rome. But Chrysippus had meanwhile supplied the needed qualification that these studies are useful as a training preliminary to virtue; see Diog. L. vii 129, and cf. § 336.