21 Lessons for the 21st Century

**THE NUMBER ONE BESTSELLER** In twenty-one bite-sized lessons, Yuval Noah Harari explores what it means to be human in an age of bewilderment. '21 Lessons is, simply put, a crucial book' Adam Kay How can we protect ourselves from nuclear war, ecological cataclysms and technological disruptions? What can we do about the epidemic of fake news or the threat of...