We have now seen two strands of thought--one about the increasing scarcity of deep work and the other about its increasing value--which we can combine into the idea that provides the foundation for everything that follows in this book: The Deep Work Hypothesis: The ability to perform deep work is becoming increasingly rare at exactly the same time it is becoming increasingly valuable in our economy. As a consequence, the few who cultivate this skill, and then make it the core of their working life, will thrive.