Heraclitus

Heraclitus of Ephesus (/ˌhɛrəˈklaɪtəs/;[1]Greek: Ἡράκλειτος ὁ Ἐφέσιος, translit. Hērákleitos ho Ephésios; c. 535 – c. 475 BCE) was a pre-Socratic Greek philosopher, and a native of the city of Ephesus,[2] then part of the Persian Empire.

https://en.wikipedia.org/wiki/Heraclitus