Ryan Holiday is a writer, media strategist, and author of multiple books, including "Lives of the Stoics: The Art of Living from Zeno to Marcus Aurelius," Stillness is the Key," and "Trust Me, I'm Lying: Confessions of a Media Manipulator." He's the host of "The Daily Stoic" podcast. http://www.ryanholiday.net/ http://www.dailystoic.com/