I had a professor who had perforated tearout homework question pages in his selfpublished book . A used textbook was no good , because all the tearout pages would be gone . 95 % of the space on these question pages was just a blank area for writing your answers ! And he wouldn ' t accept your answers on regular paper . You had to use the book pages . <| sep |> Why do we need them ? What did they improve ? <| sep |> What do you pair it with ? Paired with itself its only a 1641 . 5 <| sep |> If you really think that ' s how America is you need to come over here and see for yourself . It ' s nothing like what you ' ve described ! <| sep |> It was looking grim but the troops rallied in the end . <| sep |> I ' d imagine it ' s his essence in the sword but not sure . I think it ' s just an Easter egg for WC 3 WOTLK fans