Greek philosopher Epicurus is famous for teaching: "Pleasure is the principle and end to a happy life" and for his Epicurean school in Athens ...

Because among Greek philosophers there was a growing appreciation for the unity of the divine and for the notion that there may be a single simple divine principle underlying all things.

Many of them did so purely out of self-interest, in order to continue a barbaric trade, but some historical philosophers sought to justify slavery from the best intentions. The great Greek ...