Thales of Miletus · Philosophy
Thales of Miletus asked a question no one had asked before - what is everything ultimately made of? - and answered that all things arise from a single underlying stuff: water. With that question, philosophy and science were born.
You learned that Thales of Miletus is called the first philosopher because he sought a single underlying principle, the arche , from which all things arise, and proposed that it is water. Explain what an arche is and why asking for one was revolutionary.
Leads to Anaximander.
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