Discipline | Mindset | Productivity on Instagram: "1. In 1992, a small group volunteered to live in total isolation high in the Swiss Alps. No phones. No letters. No voices. After seven days, most started to break — speech slowed, sleep fragmented, stress hormones spiked. But a few became sharper, calmer, and strangely at peace. 2. They weren’t introverts. They were what psychologists later described as self-dialogic minds — people who naturally speak to themselves in the second person. Instead