The coronavirus pandemic has challenged global leaders and individual citizens on many levels. Focus, resilience, endurance and leadership are traits critical to survive and thrive in the midst of uncertainty. Astronaut Scott Kelly shares his strategies for navigating the extreme challenges of long-term spaceflight, isolation from loved ones, the pressure of high-risk situations and the mental toughness to take on challenges beyond your control. Gravity-defying wisdom, grounded in earthly insight for our times — all on this episode of "Therefore, What?"

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