Our world is getting colder " emotionally. We excel in hate crime and shitstorms rather than giving each other a warm, feel-good glow. Loneliness and socially-related mental health issues are prevailing throughout Western society. We know from research in education and leadership easy ways to inspire and nurture the people around us, but Jule Hildmann (University of Edinburgh) reckons most people would rather be grumpy. Why bother anyway?