Luck isn't passive; it's created by being in motion. The founder discovered a new product that became a $100 million business simply because he was on-site working on a different toy. Momentum creates opportunities for serendipity that you can't plan for.

Opportunities for luck are ubiquitous but often invisible, much like the wind. To harness this power, you must build a metaphorical sail. This involves three key parts: strengthening yourself (the ship), engaging others to help (the crew), and taking consistent daily actions (hoisting the sail) to capture the opportunities around you.

Luck isn't a random event but a skill that can be cultivated. By consistently sharing projects, notes, and learnings online, you create a larger "surface area" for serendipitous opportunities, like job offers from Vercel's CEO or new collaborations, to find you.

Luck isn't monolithic. Jim Collins says it comes in three forms: 1) "What Luck" (a specific positive or negative event), 2) "Who Luck" (a pivotal encounter with a person), and 3) "Zeitgeist Luck" (when your skills and passions align perfectly with the cultural moment). Recognizing these helps you better act on opportunities.

An engineer landed a career-defining project not by chance, but by design. He cultivated a reputation as a subject matter expert and high performer. When an unexpected staffing gap appeared (due to a senior's paternity leave), he was the obvious choice. This illustrates how to increase your "luck surface area" for opportunities.

Dr. Tina Seelig defines fortune as external events (like traffic), while luck is the outcome of your actions (like preparing for an interview). Recognizing this difference helps you focus your energy on areas where you have control, thereby creating more of your own "luck."

People who believe they are lucky aren't just recipients of random good fortune. Their optimistic belief system primes their attention to notice opportunities that "unlucky" people, who are focused on tasks and limitations, literally do not see. Luck is a function of perception, not chance.

Fortune refers to the random events that occur in your life, like stumbling upon a useful video. Luck, however, is created by your deliberate actions in response to those events, such as reaching out to the video's creator. This distinction highlights the personal agency required to turn random chance into tangible opportunity.

Many outcomes we attribute to luck—getting a summer job, a desired course, or even a kidney transplant—are actually determined by 'hidden markets.' These systems allocate scarce resources using rules like lotteries, waitlists, or effort. Understanding these rules allows individuals to move from being passive recipients of 'luck' to active strategic players.