> In fact, my hyperacctive chief of staff [Rahm Emanuel] - who'd spent enough time in Washington to know that his new, liberal president couldn't afford to look soft on terrorism - was obsessed with the list, cornering those responsible for our targeting operations to find out what was taking so long when it came to locating number 10 or 14.

> I took no joy in any of this. It didn't make me feel powerful. I'd entered politics to help kids get a better education, to help families get healthcare, to help poor countries grow more food - it was that kind of power that I measured myself against.