Why is such a high value placed in reading the "Classics"? It's one thing to honor the past and honor the fact that, but for those who came before, we wouldn't be where we are today, and another thing entirely to pretend that those "classic" thinkers and thoughts of the past are worthy of the scrutiny of self-respecting truth-seekers today. If I'm being honest, the Pre-Socratic writings are simply idiotic by today's standards, claiming matter is all "water", or "fire", or some other random element. Leibniz, Spinoza, and those guys aren't any better. None of them had even the most rudimentary concept of physics. JS Mill and Kant read like some High Schooler, discoursing at length about Happiness and motivation without even a whiff of suspicion about the basic facts of psychology, treating those terms as if they were transparently obvious, monolithic concepts. Even an idea like the more recently vaunted Veil of Ignorance seems ludicrously vulnerable to someone of even mediocre intelligence, like me. It...

I agree with Douglas Burnham and would like to add another point: 5. Philosophy is a conversation that has been going on for over 2500 years. To join in the conversation, it helps to be familiar with what has already been said, in order to bring you "up to speed".