Go over to Greece with the Iliad and Odyssey. These have elements of history, and they have non-historical elements. It's very difficult to pull them apart. And I think there's not much reason to.
Humanism or atheism is a wonderful philosophy of life as long as you are big, strong, and between the ages of eighteen and thirty-five. But watch out if you are in a lifeboat and there are others who are younger, bigger, or smarter.