Aristotle- Slavery in Politics Book 1

Aristotle, a contemporary of Plato, had a large influence in the evolution and organization of societies throughout the world. Many of his works consisted of lengthy explorations into what he considered the founding principles of happiness, virtue, honor, and reason. He founded the school of Lyceum in Athens. He theorized about the Universe and its ultimate supremacy. He believed the universe had its own telos, or purpose, that was instilled and at the same time …

…slavery because, he thought barbarians were less rational than Greeks and by nature suited to be "living tools." His justification of slavery are widely criticized even today. Just why would such an intelligent man believe some are intrinsically less valuable than another because of natural differences. Why would someone so interested in virtue and reason exploit another human for one's own benefit. His justifications for slavery are vastly out of proportion to intelligent thought today.