I am sure he realises this but it is also realistic enough to know that wars do not work to our timetable especially those that have been raging for 1000 plus years as Islam v Christianity has.
Americans can expect to spend long times in line to get on an airplane; we can expect to see politicians proclaim that they are more patriotic than the other guy; we can expect to see more money be spent on WOT as it degenerates into the same quagmire as the War On Drugs and the War On Poverty.
But, the chances of Hillary or Barack or John M. initiating military action into Iran or (pick your favorite) are very unlikely. My point was, the effective use of the US military to combat terrorism ends on 1/20/2009. After that, it will be diplomacy and spending.