Stop the hustle. This episode of Weekly Wisdom with John Sampson proves that stillness is a biological and existential necessity, not a luxury. We expose the devastating cost of chronic busyness, examining the tragic mental collapses of historical figures like John Stuart Mill, Nikola Tesla, and Friedrich Nietzsche. Drawing on Stoic philosophy—especially Seneca's concept of tranquillitas (abiding stability of mind)—and modern neuroscience, we show how downtime activates the Default Mode Network (DMN), lowers cortisol (stress hormones), and restores attentional capacity. Learn practical, actionable steps to achieve otium (philosophical leisure) and use stillness to cultivate resilience, enhance c ...