We celebrate Alexander the Great as one of the greatest conquerors of history. What motivated him? Was he truly a strategic genius? What is his ultimate legacy? In this talk to his Chinese high school students Jiang Xueqin presents a revisionist understanding of Alexander the Great. He argues that Alexander was first and foremost motivated to prove he was better than his father. With his boundless ambition, he could not find peace until he had conquered the whole world.