Note 9 — Chapter XIV · THE STOIC PHILOSOPHY AS A WHOLE AND ITS HISTORICAL POSITION.
Oswald J. (Oswald Joseph) Reichel translation
Asking in the next place in how far the Stoics were induced by other influences to change and extend the platform of the Socratic philosophy, we have for determining the practical side of their system, besides the general tendency of the post-Aristotelian (2) Relation to Megarians and Heraclitus. philosophy, the example of Cynicism. Its speculative development, on the other hand, is partly connected with the Megarians, partly with Heraclitus; to the Megarians the personal connection of Zeno with Stilpo points, to Heraclitus the fact that from him the Stoics themselves deduced their views on natural science, which they expanded in commentaries on his writings.9