But Xerxes failed, as is the habit of hedgehogs, to establish a proper relationship between his ends and his means. Because ends exist only in the imagination, they can be infinite: a throne on the moon, perhaps, with a great view. Means, though, are stubbornly finite: they’re boots on the ground, ships in the sea, and the bodies required to fill them. Ends and means have to connect if anything is to happen. They’re never, however, interchangeable.
