Also Estwald and Amber Lisa, there’s this:

“Dyble said that egalitarianism may even have been one of the important factors that distinguished our ancestors from our primate cousins. “Chimpanzees live in quite aggressive, male-dominated societies with clear hierarchies,” he said. “As a result, they just don’t see enough adults in their lifetime for technologies to be sustained.”

Early men and women were equal, say scientists

There’s your Fred Flinstone — and also another opinion (besides mine and Amber’s) that agressive hierarchies actually impede advancement and civilization.