Have you ever heard wisdom so profound you thought there’s no way it could be this simple? Gretchen Rubin is bringing those exact insights to life with her new book Secrets of Adulthood: Simple Truths for Greater Satisfaction. Known for her groundbreaking works The Happiness Project, Better Than Before, and her deep studies of happiness, Rubin shares life-changing aphorisms that make the complexities of adulthood suddenly manageable.