“You must be joking!” Trurl exclaimed. “Really, the whole kingdom fits into a box three feet by two by two and a half . . . it’s only a model . . .” “A model of what?” “What do you mean, of what? Of a civilization, obviously, except that it’s a hundred million times smaller.” “And how do you know there aren’t civilizations a hundred million times larger than our own? And if there were, would ours then be a model?