Plato
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Plato was an ancient Greek philosopher of Classical Athens who is most commonly considered the foundational thinker of the Western philosophical tradition. An innovator of the literary dialogue and di
Plato was one of the devoted young followers of Socrates, whose bust is pictured above.
Heraclitus (1628) by Hendrick ter Brugghen. Heraclitus saw a world in flux, with everything always in conflict, constantly changing.
Bust of Parmenides from Velia. Parmenides saw the world as eternal and unchanging, that all change was an illusion.
The mathematical and mystical teachings of the followers of Pythagoras, pictured above, exerted a strong influence on Plato.
Theory of forms
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The Theory of Forms or Theory of Ideas, also known as Platonic idealism or Platonic realism, is a philosophical theory credited to the Classical Greek philosopher Plato.
The central image from Raphael's The School of Athens (1509–1511), depicting Plato (left) and Aristotle (right). Plato is depicted pointing upwards, in reference to his belief in the higher Forms, while Aristotle disagrees and gestures downwards to the here-and-now, in reference to his belief in empiricism.
