![]() As he writes in his introduction: “What are today’s greatest challenges and most important changes? What should we pay attention to? What should we teach our kids?” ![]() It’s to know which things to worry about, and how much to worry about them. The trick for putting an end to our anxieties, he suggests, is not to stop worrying. While his previous best sellers, “Sapiens” and “Homo Deus,” covered the past and future respectively, his new book is all about the present. In his fascinating new book, “21 Lessons for the 21st Century,” the historian Yuval Noah Harari creates a useful framework for confronting these fears. Although most of us don’t need to lose too much sleep over bears these days, modern life does present plenty of other reasons for concern: terrorism, climate change, the rise of A.I., encroachments on our privacy, even the apparent decline of international cooperation. This is not necessarily a bad thing - after all, if a bear is stalking you, worrying about it may well save your life. ![]() 21 LESSONS FOR THE 21ST CENTURY By Yuval Noah Harari 372 pp. ![]()
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