Heraclitus of Ephesus (535-475 BC). Pre-socratic Greek philosopher. Heraclitus figured by Michelangelo. Detail of the fresco The School of Athens by Raphael. Raphael's Rooms. Apostolic Palace. Vatican City.

1510 • 1511 • 16 16TH XVI XVITH SIXTEENTH CENTURY • 16 CENTURY • 16TH CENTURY • 16TH • 5TH CENTURY • 6TH CENTURY BC • ALPHABET • ANATOMY: HEAD • ANCIENT AGE • ANCIENT WORLD • ANCIENT • ANTIGUEDAD • ANTIQUE • ANTIQUITIES • ANTIQUITY • APOSTOLIC PALACE • ART • ARTFORM: FRESCO • ARTIST • ARTISTE • ARTS • ATHENS • BEARD • BEARDED • CASTLE • CHARACTERIZATION • CITADEL • CITY WALL • CITYWALL • CLASSIC • CONTEMPLATIVE • DETAIL • EPHESUS • EPIC • ESCULTOR • FEATHER • FIGURED • FILOSOFO • FORTIFICATION • FORTIFICATION: CITY WALL • FORTRESS • FRESCO • FRESCOES • FRESH • GIVE THOUGHT TO • GRECO • GREECE • GREEK • GREEKS • HAND • HANDS • HEAD (ANATOMY) • HEAD (BODY) • HEAD • HELENICO • HELENISTICO • HELLENIC • HELLENISTIC • HERACLITO SCHOOL OF ATHENS • HERACLITUS • HIGH WALL • HISTORIA UNIVERSAL • HISTORY • INKPOT • INKWELL • ITALIA • ITALIAN • ITALY • LADDER • LEGEND • LETTER (CORRESPONDENCE) • LETTER • MAIN • MAN • MEDITATE • MEDITATING • MEDITATION • MEDITATIVE • MEN • MICHELANGELO • MODERN AGE • MODERN ERA • MODERN PERIOD • MURAL PAINTING • MURAL • OLD • PAINTER • PALACE • PALACIO • PALAIS • PALAZZO • PAPER AND PACKAGE PRODUCTS • PAPER • PEACEFUL • PEN • PENSATIVO • PENSIVE • PERIOD: RENAISSANCE • PERSONAGE • PHILOSOPHER • PHILOSOPHY • PONDER • PORTRAYAL • PRE-SOCRATIC • PRESOCRATIC • QUILL • QUILL, WRITING • RAPHAEL'S ROOMS • RAPHAEL • REGISTRATION • RENAISSANCE • SCHOOL OF ATHENS • SCHOOL OF ATHENS, THE • SCHOOL • SCULPTOR • SEATED • SITTING • STAIR • STAIRCASE • STAIRS • STAIRWAY • STAND • STEP • STEPS • SUPPORT • SUPPORTING • THINK OF • THINK OVER • THINK • THOUGHTFUL • TO THINK • TRANQUIL • UNIVERSITY • VATICAN CITY • VATICAN • WALL PAINTING • WALL • WALLPAINTING • WEST • WRITE • WRITING QUILL • WRITING