Alexander the Great was a legendary leader who conquered much of the known world by the time he was in his early 30s. However, upon seeing the vast expanse of his kingdom, he was overcome with sadness because there were no new lands left for him to conquer. Alexander established one of the largest empires in history and served as a model for leadership, teaching that great leaders are never satisfied and always seek new challenges and opportunities. The document discusses leadership lessons that can be learned from Alexander the Great's life and reign over 2,000 years later.