to their slaves. Eventually their failure caused a great conflict between the states, and Abraham Lincoln demonstrated clear moral superiority over his predecessors in the presidency. Modern people feel repugnant at the idea of one human being owning another. Over time, the values of freedom have settled into the moral fiber of the people. This moral growth began in the desert of Sinai and shows itself in the subtle differences of legal interpretation between Exodus and Deuteronomy.
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