A

David

Darling

Heraclitus (c. 540–480 BC)

Heraclitus was a Greek philosopher from Ephesus, called the 'Weeping Philosopher' for his gloomy views and 'the Obscure' for his cryptic style. Heraclitus is known to us only through other authors. Believing in universal impermanence, and that all things (notably opposites) were interrelated and considered fire the fundamental element of the universe.