The document discusses whether highly successful business leaders need to be "jerks". It notes that Walter Isaacson's biography of Steve Jobs portrayed him as a hard-hearted narcissist who treated employees badly. However, the document also profiles several highly successful 20th century business leaders from major companies like Kimberly-Clark and Walgreens, suggesting that leadership need not require being a "jerk". It explores the idea of "Level 5 Leadership" which balances both professional will to succeed with personal humility. The key message is that while leadership can involve tough decisions, the most effective leaders influence others through qualities like inspiration, trust and collaboration rather than through harsh treatment of employees.