opens with a description of Equiano's native African culture, including customs associated with clothing, food, and religious practices. He likens the inhabitants of Eboe to the early Jews, and offers a theory that dark African skin is a result of exposure to the hot, tropical climates. In so doing, Equiano hints that Africans may be the indirect relatives of Christian Europeans through their Jewish ancestry and argues against slavery as an affront to all humans: "Let the polished and haughty European recollect that his ancestors were once, like the Africans, uncivilized, and even barbarous.