Yeah, I agree that the costs are awful. The guys coming back aren't like they were when they left, for sure. But how can we know the costs of not going? It's

Yeah, I agree that the costs are awful. The guys coming back aren't like they were when they left, for sure. But how can we know the costs of not going? It's really hard to nail it down to any particular influence, but there hasn't been a domestic attack since 9/11, and it'd be foolish to say that the war in Afghanistan hasn't played a role. Regardless, it was a hard choice, and easy to second guess. But that doesn't mean it's time to sit back and say "Yep, never should have went there in the first place." The better thing to wonder is "Where from here?"