That is why we have a small window of opportunity to dismante the ability of tyrannical states to accomplish this, if it's not too late. To pretend that isolationism will, or would prevent these tyrants from attacking us is not realistic, based on radical Islamic intolerance for any system other than their own.
We take the heat because we are the most successful, attractive alternative to their sick vision of the future world. The time is now to take drastic steps to prevent that vision from becoming reality.
Well, we were never forced to declare war against Chicago either. The stakes are quite a bit higher. The similarity with WWII and with all of life, is survival of the fittest. That is what we are facing. Our moral superiority is worthless if we are destroyed in the process of maintaining it.
I agree that some extreme measures, especially those domestically, would be self-defeating, but that bar has been raised awfully high, now that our very existence is under explicit, and probably very credible threat of destruction.