The document discusses choosing and pacing one's career. It recommends acquiring skills, figuring out your passions, trying different things like volunteering, interning, traveling, reading and writing. It also suggests learning to say no. The author shares his own experiences of founding a company at 24, traveling to 5 continents and 25 cities, growing his team from 4 to 15 people, and volunteering on 4 global committees to find what he wanted to do with his life. He concludes by stating you have a unique opportunity to change the world through your career choices.