In light of the wide net the NSA has cast looking for terrorists, here's a couple of rhetorical questions for ya.
How many civil liberties would you give up to win the war on terror? And for how long? The response, "For as long as it takes", will be assumed to mean for the rest of your life, given that there is no clearly defined milestone for victory.
(A smartass might interject that the Commander-in-Chief declared "Mission Accomplished" more than 30 months ago.)