Ego is the EnemyBy: Ryan Holiday A powerful meditation on the nature and dangers of ego, from the author of the #1 New York Times bestseller Stillness is the Key, and Obstacle is the Way over 1 million copies sold 'Re read it each year. It's that important' Derek Sivers, author of Anything You Want 'Ryan Holiday is one of his generation's finest thinkers' Steven Pressfield, author of The War of Art 'This is a book I want every athlete, aspiring leader, entrepreneur,