Debt is such a powerful tool, it is such a useful tool, it's much better than colonialism ever was because you can keep control without having an army, without having a whole administration.
We like our archetypes and heroes to be what they are at face value. And life doesn't work out like that.
If Iraq and Afghanistan have taught us anything in recent history, it is the unpredictability of war and that these things are easier to get into than to get out of, and, frankly, the facile way in which too many people talk about, 'Well, let's just go attack them.'