If you truly want peace, it isn't always best to listen to individuals that have made their whole careers being good at war. We should all know by know there are multiple strategic options. Just because an individual doesn't support one, doesn't mean the strategy won't work.
None of those men have made careers being good at war Unless you're using some definition of "being good at war" that doesn't involve actually winning Cost of the gwot - 1.6 trillion Total annual GDP of Afghanistan - 20.82 billion