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 terrorism? What should we teach our children? Yuval Noah Harari takes us on a thrilling journey through today’s most urgent issues. The golden thread running through his exhilarating new book is the challenge of maintaining our collective and individual focus in the face of constant and disorienting change. Are we still capable of understanding the world we have created? Yuval’s previous two books– Sapiens and Homo Deusexplored the past and the future respectively. We created myths to unite our species. We tamed nature to give us power. We are now redesigning life to fulfill our wildest dreams. But do we know ourselves anymore? Or will our inventions make us irrelevant? 21 Lessons For The 21st Century is an exploration of what it means to be human in an age of bewilderment.