“Startups are really hard, but you have a duty to yourself, your team, [and] your investors to take care of yourself and to not neglect your health [and] wellbeing.” –Sam Altman, President, YCombinator

Rene Descartes has single handedly doomed thousands of startups to failure.

Not in person, obviously—he’s been dead for 350 years. But his ideas have lived on, convincing otherwise smart founders that the mind is the thing only thing that matters in intellectual pursuits, and that our bodies are just meaty life-support systems carrying around those minds and getting in the way.

Not only is this way of thinking dangerous to the health of these founders, it’s dangerous to the health of their companies. Building a company is hard enough as it i...