> In response, I was told that my understanding of philosophy is like that of a 20 year old and that I am intellectually stuck in the 1800s (in a comment comically premised on the moral philosophy of the ancient greeks).

Please tell me how Sloterdijk is premised on Plato or Socrates. It's a continuation of thought from Nietzsche's approach of "will to power" in a contemporary view, if Sloterdijk is invalid so is your use of Nietzsche as a foundation.