Bloomberg View columnist Barry Ritholtz interviews writer and media strategist Ryan Holiday. Holiday was 19 years old when he dropped out of college to apprentice under Robert Greene, author of “The 48 Laws of Power.” He went on to become the director of marketing for American Apparel. His creative agency, Brass Check, has advised clients like Google, TASER and Complex, as well as many prominent bestselling authors, including Neil Strauss, Tony Robbins and Tim Ferriss. He is the author of six books, including “The Daily Stoic” and most recently “Conspiracy: Peter Thiel, Hulk Hogan, Gawker and the Anatomy of Intrigue.”