“Without shared mythology, values, rituals, signals, institutions, language, cul

—“Without shared mythology, values, rituals, signals, institutions, language, culture, and kinship …. without some local commonality in these, there is no commensurability or decidability possible between individuals, and no coincidence of interests, and therefore no cooperation, only conflict.”— Eli Harman

Eli hitting it out of the park on that one.