'The universe is, as it were, one machine, wherein the celestial spheres are analogous to the interlocking wheels and the particular beings are like the things moved by the wheels' and all events are determined by an inescapable necessity. To speak of free choice or self determination is only an illusion we human beings cherish. Thus writes Theodore the engineer to his old friend Proclus. Proclus' reply is one of the most remarkable discussions on fate, providence and free choice in Late Antiquity. It continues a long debate that had started with the first polemics of the Platonists against...

Simplicius and Priscian were two of the seven Neoplatonists who left Athens when the Christian Emperor Justinian closed the paganschool there in A.D. 529. The commentaries ascribed to them on works on sense-perception, one by Aristotle and one by his successor Theophrastus, are translated here in this single volume. Both commentaries give a highly Neoplatonic reading to their Aristotelian subjects and tell us much about late Neoplatonist psychology.
This volume is also designed to enable readers to assess a recent major controversy: it has been argued by Carlos Steel and Fernand Bossier...

Proclus' On the Existence of Evils is not a commentary, but helps to compensate for the dearth of Neoplatonist ethical commentaries. The central question addressed in the work is: how can there be evil in a providential world? Neoplatonists agree that it cannot be caused by higher and worthier beings. Plotinus had said that evil is matter, which, unlike Aristotle, he collapsed into mere privation or lack, thus reducing its reality. He also protected higher causes from responsibility by saying that evil may result from a combination of goods. Proclus objects: evil is real, and not a...