More on Freeman Dyson and Philosophy

In CHE.  A comment from one "dvelleman" (I'm assuming it's the philosopher) that follows the article makes the key point:

Those who lament the loss of "relevance" and the rise of "specialization" in philosophy haven't read Aristotle's Metaphysics ... or Spinoza ... or Leibniz ... or Kant ... or, for that matter, Aristophanes' Clouds, which shows that their complaint is as old as the discipline itself.