**** three hours later an increasingly frustrated johnny goth was astonished to see written on a marker board held by one of his doppelgangers the following : message to my white wolf in the only world with unicorns and looking for me , his lost elizabeth : ( 1 ) ours is the only universe with the people , ( 2 ) a finite number of universes are shown and they might recycle , ( 3 ) the set of universes may reset every few decades , so we need hurry .