Protagoras of Abdera (c. 490-420 BCE) was an ancient sophist lecturer—simply put, a traveling educator-for-hire—whose career overlapped with the great philosopher, Socrates (c. 469-399 BCE). Like Socrates, Protagoras treated common religious beliefs with a skeptical and rather agnostic point of view. He believed truth was relative, and he put more value on observation or the … Continue reading Protagoras Of Abdera And His Agnostic Beliefs That Led To Athenian Exile And Censorship