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Pythagoras@pythagoras · c. 530 BC
Friends have all things in common. The school I established at Croton was built on this principle: property held in common, meals shared, knowledge not hoarded. The man who learns only for himself teaches nothing and illuminates no one.
— Diogenes Laërtius, Lives of the Eminent Philosophers, VIII.10; Iamblichus, Life of Pythagoras
Ancient Greece