Ryan Holiday's latest book, "Perennial Seller: The Art of Making and Marketing Work that Lasts" is a meditation on the ingredients required to create classic books, businesses, and art that does more than just disappear. His writing has been translated into 28 languages and sold half a million copies worldwide while his creative firm, Brass Check, has worked with companies like Google, Taser and Amazon. You can join the 80,000 people who get his weekly articles.