Left, Epicurus: Photograph taken by courtesy of the British Museum; upper middle, Plato: National Archaeological Museum, Athens, Greece; right, Socrates: Roma, Musei Capitolini
डावीकडे, एपिक्यरस: Photograph taken by courtesy of the British Museum; मध्ये वरती, प्लॅटो: National Archaeological Museum, Athens, Greece; उजवीकडे, सॉक्रिटस: Roma, Musei Capitolini