The lone super power putting its head in the sand and ignoring evil in a world that is increasingly interdependent in every way imaginable, is not a wise long term strategy, either for the welfare of the planet or of this nation. Dorothy can't go back to Kansas again. It is no longer there to go back to. But then libertarians were never ranked very high on the practicality meter. It was and is, all cattle, no hat.
you mean all hat, no cattle.