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Stoicism, for centuries the most influential philosophy in the Graeco-Roman world, had a long history before Seneca. Founded by Zeno (born of Phoenician descent in Cyprus c. 336/5 B.C.) who had taught or lectured in a well-known stoa (a colonnade or porch) – hence the name – in Athens, it had been developed and modified by a succession of thinkers whose opinions on various logical, ethical or cosmological questions showed some fair divergencies
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