s0206l-PROTAGORAS born 490 BC-420 BC in Abdera, Thrace, Greece, writer, philosopher, teacher of virtue and political life, and tried to formulate reasoned understanding.
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Image is bust of Protagoras
Created Protagorean relativism about truth being subjective, he said; "Man is the measure of all things: of things which are, that they are, and of things which are not, that they are not" the measure doctrine. Questioned whether virtue could be taught. Very little of his writing exists today. Wrote; Antilogiae and Truth, lost work-On the Gods.
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