In this episode Mark Williamson speaks with Mo Gawdat, former Google X exec and author of Solve for Happy, about how to retrain the brain, beat negative self‑talk, and find calm, contented happiness even after loss. Mo shares his personal story, the 1 Billion Happy mission, and practical tools including a three‑question flowchart, reframing techniques, and a simple exercise to quiet the inner critic. Listeners will learn how to separate from unhelpful thoughts, respond constructively to setbacks, and cultivate realistic optimism and gratitude to improve wellbeing for themselves and others.