Mind&Body Ep. 13: Embracing Doubt René Descartes (1596–1650), the father of rationalism, revolutionized not only mathematics and geometry but also modern philosophy. In his Meditations, he famously doubted everything—our senses, our experiences, even our knowledge—until he found one undeniable truth: “I think, therefore I am.” Though this conclusion offers little concrete knowledge, it’s a powerful reminder of the importance of doubt. Descartes showed us that doubt isn’t a weakness—it’s the foun