Most people, if philosophy touches them, they shatter, they atomize, they turn to dust. It is win/lose between philosophy and delusion, and most people are almost entirely composed of delusion. They're only allowed as much reality as serves the masters. But they're not allowed any reality which disturbs their masters...
The 'pre-emption' versus 'prevention' debate may be a distinction without much difference. The important thing is to have it understood that the United States is absolutely serious. The jihadists have in the past bragged that America is too feeble and corrupt to fight. A lot is involved in disproving that delusion on their part.