Parallels can be detected in every alternative worldview or ideology. The Fall means the source of evil and suffering. Again, every belief system has to account for war, conflict, and oppression. Every worldview can be analyzed by breaking it down into these three elements. His writings inspired Robespierre, Marx, Lenin, Hitler, Mao, and Pol Pot.
Political philosophy begins by asking what kind of political institutions fit human nature.
He called on reformers to liberate people from society's rules, institutions, customs, and traditions. To grasp how revolutionary this was, contrast it to classical political philosophy. Aristotle taught that people are by nature social beings, and therefore social institutions express our true nature, instead of oppressing it. Christian thinkers agreed that we are naturally social. But for Rousseau, society was artificial and confining.