In the book "Deep Work: Rules for Focused Success in a Distracted World," the author talks about how important it is to be able to focus on a difficult task without getting sidetracked by things going on around you. If you have this skill, you can understand complicated information quickly and do better work in less time. In our ubiquitously competitive twenty-first century economy, deep work is like a superpower. Restoring this ability to "deep-spend" the days of your life is the best way to opt for fulfillment and satisfaction.