This biography of Thales of Miletus explores the life and legacy of one of the most influential philosophers of the ancient world. Drawing on ancient sources and modern scholarship, it examines his contributions to mathematics, astronomy, and philosophy, as well as his influence on the development
From Wikipedia
Thales of Miletus was an Ancient Greek pre-Socratic philosopher from Miletus in Ionia, Asia Minor. Thales was one of the Seven Sages, founding figures of Ancient Greece.