reference
Pre-Socratic Greek philosophers, including Thales, speculated that all matter was composed of various combinations of four key elements: earth, air, fire, and water, which Hall (1975) identifies as the earliest glimmerings of reductionist thought.
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Sources
- Homeostasis: The Underappreciated and Far Too Often ... - Frontiers www.frontiersin.org via serper
Referenced by nodes (1)
- water concept