1. He never lost a military battle.
2. His battle strategies are still considered so efficient and effective that they are studied at U.S. military academies.
3. He rose from nothing to the highest position in the world (at the time); not an easy task in a society that is largely based on ancestry and wealth.
4. He left such a positive legacy with the Romans that his successors took his name, and even the leaders of Russia were named after him (czar).