Ante-Nicene Fathers/Volume V/Hippolytus/The Refutation of All Heresies/Book I/Part 17

Chapter XV.&#8212;Socrates; His Philosophy Reproduced by Plato.

Socrates, then, was a hearer of Archelaus, the natural philosopher; and he, reverencing the rule, &#8220;Know thyself,&#8221; and having assembled a large school, had Plato (there), who was far superior to all his pupils. (Socrates) himself left no writings after him.&#160; Plato, however, taking notes of all his (lectures on) wisdom, established a school, combining together natural, ethical, (and) logical (philosophy). But the points Plato determined are these following.