The entrepreneur, angel investor, and bestselling author of Choose Yourself busts the 10,000-hour rule of achieving mastery, offering a new mindset and dozens of techniques that will inspire any professional—no matter their age or managerial level—to pursue their passions and quickly acquire the skills they need to succeed and achieve their dreams. We live in a hierarchical world where experience has traditionally been the key to promotion. But that period is over! Straight, clear-cut career trajectories no longer exist. Industries disappear, job descriptions change, and people’s interests and passions evolve. The key to riding this wave, entrepreneur James Altucher advises, is to constantly be curious about what’s next, to be comfortable with uncertainty so you can keep navigating the rough waters ahead, and most important, to pursue the things that interest you.