" Think Small, Act Big.” It’s in this understanding of career capital and its role in mission that we get our explanation for this title. Advancing to the cutting edge in a field is an act of “small” thinking, requiring you to focus on a narrow collection of subjects for a potentially long time. Once you get to the cutting edge, however, and discover a mission in the adjacent possible, you must go after it with zeal: a “big” action. "

― Cal Newport , So Good They Can't Ignore You: Why Skills Trump Passion in the Quest for Work You Love