This article provides an interview analysis of Procter & Gamble's former CEO, Bob McDonald, and his principles of effective leadership. It discusses the importance of leadership in guiding and motivating employees to achieve business goals, and highlights different leadership styles such as participative leadership. The article also emphasizes the value of collaboration, engagement, and diversity in the workplace, and how these factors can contribute to innovation and success. Additionally, it explores the 3E model of leadership and the Platinum rule, and provides insights on how leaders can work smarter, not harder, to achieve great heights of success.