[43] Macrobius, Dream of Scipio, 1.5.

[44] Parmenides quoted in Plato's Theataetus, 180 E. Jowett, iii. 383.

[45] Plato, Timaeus, 56; Cary, 30.

[46] In the Timaeus, 39; Cary, 14.

[47] Parmenides, quoted by Plato, in the Sophists, 244; Cary, 61.

[48] In Plato's Theataetus, 180; Jowett Tr. iii. 383.

[49] Evidently Porphyry had advanced new objections that demanded an addition to the former book on the theory of vision; see iv. 5.

[50] As thought the Stoics.

[51] Like Aristotle, de Sensu et Sensili, 2.

[52] iv. 5.