It’s easy to fall into the trap of thinking and acting as if the world revolves around you––aka having an ego. In Ego Is the Enemy, Ryan Holiday argues that having an ego holds us back from achieving the success we desire and living the life we actually want to live. Drawing on teachings ranging from the ancient philosophy of stoicism to his own experience as a PR manager for major brands, Holiday distills ego management into three main action items: Stay humble, learn to trust others, and always transform negative results into opportunities to grow.