The River of Ideas

600 BC – 200 AD

Ancient Greece

In a handful of Greek cities, people stopped explaining the world with myths and started asking for reasons. In two centuries they invented physics, ethics, logic and politics — and the questions they raised are still open today.


The Mythsbefore 600 BCBefore philosophy, people explained the world with stories about gods.The Natural Philosophers~600–450 BCThe first philosophers looked for natural building blocks instead of gods.Democritus~460–370 BCGuessed that everything is made of tiny ‘atoms’ — 2,000 years early.Marble bust of Socrates, LouvreSocrates470–399 BCAsked endless questions and said the wise know how little they know.Roman copy of a portrait bust of Plato, Capitoline MuseumsPlato428–347 BCSaid the things we see are just shadows of perfect, eternal ‘ideas’.Roman copy of a Greek bust of AristotleAristotle384–322 BCPlato's student who trusted observation and invented logic & biology.Hellenism~300 BC – 200 ADStoics, Epicureans, and Cynics asked how to actually live a good life.
Begin the voyageAll thinkers ↗