That's a period that historians call a long-ass time. And I will remind you, it is not cursing if I'm talking about donkeys. So there are many approaches to the study of history. You can view history as a millennia-long conversation about philosophy or as clashes between great men. Or you can see history through the lens of traditionally neglected populations, like women or indigenous peoples or slaves. And we're going to try to take many approaches to our study of history during Crash Course. Mr. Green, Mr. Green, Mr. Green, which approach is right?