Jumia Books How To Stop Worrying And Start Living Book By Dale Carnegie.

Dale Carnegie's methods today and this book could change your future , he wrote his ground-breaking guide How to win friends and influence people, he set a ball rolling that has never stopped gathering momentum . this book gave birth to self-improvement industry that spans the globe daily express- Worry free tips include:                                         - fundamental facts you should know about worry.                                        - A magic formula for solving worry situations.                                        - Seven ways to cultivate a mental attitude that will bring you peace and                                                         happiness