《人性的弱点全集(英文版)》主要内容：How to Win Friends & Influence People is the grandfather of all people-skills books, which was first published in 1937. It was an overnight hit, eventually selling 15 million copies. Dale carnegie had an understanding of human nature that will never be outdated For more than sixty years the rock-solid, time-tested advice in this book has carried thousands of now famous people up the ladder of success in their business and personal lives. How to Stop Worrying and Start Living deals with fundamental emotions and ideas. It is fascinating to read and easy to apply. Let it change and improve you. There's no need to live with worry and anxiety that keep you from enjoying a full, active and happy life. Though this six-million-copy bestseller, millions of people have been helped to overcome the worry hobbit. Dale carnegie offers a set of practical formulas you cna put to work todayformulas that will last a lifetime! The Quick and Easy Way to Effective Speaking is the landmark deition of Dale carngis's public-speaking bible public speaking, as carnegie saw it, is a vital skill that can be attained through basic and repeated steps. It preserves the full range of ideas and methods that appeared in the original including carnegie's complete speech and diction exercises, which follow each chapter, as the author originally designated them.