Burroughs wrote the original Tarzan books. The God's of Mars is the second in a series. It is a beautiful metaphor for religious absurdity. Not to give too much away, but Mars is depicted as a planet with multiple races, each having its own religious beliefs. The religious beliefs of each race makes it "more special" than the other races. Turns out the religions were merely mechanisms for a few privileged ass holes to use and manipulate the masses... Imagine that!
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