b'Ryan Holiday (author of \\u201cThe Obstacle is the Way,\\u201d \\u201cEgo is the Enemy,\\u201d \\u201cStillness is the Key,\\u201d and \\u201cLives of the Stoics\\u201d) talks about his writing habits, why ego is the enemy and how that differs from confidence, and the lessons we can learn from studying history.'