Some think Tim Ferriss is a genius. Others think he’s full of it. Either way, he always has something interesting to say. Tools of Titans: The Tactics, Routines, and Habits of Billionaires, Icons, and World-Class Performers is his latest opus, based on interviews with everyone from superstars — Arnold Schwarzenegger wrote the foreword, after all — to biochemists. By examining their routines and habits, including workouts, schedules, nutrition, and more, Ferriss reveals secrets you can incorporate into your own daily life to help boost your own success.