Ahead of the Chinese New Year, China was very much a topic of discussion this week at Harvard Business School, where I attended and participated in a seminar for global CEOs. From eight in the morning until midnight, 150 fellow chief executives and I studied and debated a number of case studies in leadership, marketing, finance and government reform. It was humbling to be in the company of so many world-class leaders and professors from all over the globe. The week-long event took place in Harvard’s Tata Hall, named after....