"A practical guide for dealing with the future based on lessons from the past. 'Ray Dalio has a unique talent for identifying the big questions of our time. His new book is a serious contribution and an urgent warning.' - Henry Kissinger 'A critically important, thought-provoking, and indispensable read; it paints a frightening yet fact-backed picture that is hard to ignore.' - Bill Gates 'This is probably the most important book of the year, if not the decade.' - Arianna Huffington 'After reading this book, you'll likely never see the world the same way again.' - Hank Paulson 'This book reveals how history can provide us with a template to help us avoid the mistakes that led to the collapse of nations.' - Mark Cuban 'This book is an indispensable read for anyone who wants to understand our current era.' - Lawrence H. Summers"