"The Emory University sociologist who coined the term languishing-low-grade mental weariness that affects our self-esteem, relationships, and motivation-explores the rise of this phenomenon and presents a comprehensive guide to flourishing in a world that demands too much. If you're muddling through the day in a fog, often forgetting why you walked into a room . . . If you feel emotionally flattened, lacking the energy to socialize or feel joy in...