Atheism or similar charges was not unusual among intellectuals, nor condemned by the masses. The prize-winning plays of were not merely atheist, but made fun of the gods and their prophets and oracles.
["F]or it's not possible," [Socrates] said, "for anybody to experience a greater evil than hating arguments. Hatred of arguments and hatred of human beings come about in the same way. For hatred of human beings arises from artlessly trusting somebody...
Wars and revolutions and battles, you see, are due simply and solely to the body and its desires. All wars are undertaken for the acquisition of wealth; and the reason why we have to acquire wealth is the body, because we are slaves in its service.
There is also a third kind of madness, which is possession by the Muses, enters into a delicate and virgin soul, and there inspiring frenzy, awakens lyric....But he, who, not being inspired and having no touch of madness in his soul, comes to the doo...
....I am inclined to think that these muscles and bones of mine would have gone off long ago to Megara or Boeotia—by the dog they would, if they had been moved only by their own idea of what was best. (tr Jowett)