Book excerpt: When it comes to productivity, hard work is half the battle. The crucial half is planning well. Diaz-Ortiz walks you through every step of setting and achieving smart goals. She helps you brainstorm goals, choose the best ones, and adjust them to make them realistic. Then she helps you strategize how to reach them, day-by-day, year-by-year. You'll be amazed at what you can do in a day, let alone a lifetime.