In the twenty years since its first publication, The 80/20 Principle has become a business classic and a global bestseller. Now, in an expanded and updated edition with four new chapters that apply 80/20 principles to networks, our personal lives, and today’s world, Richard Koch puts a fresh, up-to-date spin on his provocative and counterintuitive message: that 80 percent of our success stems from a mere 20 percent of our efforts. Millions of people have discovered how the 80/20 Principle can help you: Find the shortcut in any situation; Make the most of those few "lucky streaks" when you are at your creative peak; Calm down, work less, and identify your few most valuable goals; Focus on the things you excel at and enjoy and cut out the rest; In lively, accessible detail, Koch explains how anyone can accomplish much more with much less effort, time, and resources by focusing on what really counts.