In both of John Greens books The Fault in our Stars and Looking for Alaska, the main characters have obsessions about different things one was last words and the other the expresssion "ok". In Looking for Alaska the obsession of memorizing last words plays a big part in influencing Pudge's decision. Pudge also uses last words as a form of communication and a way to bond with others whom he would never know. By getting to know the old Pudge is able to influence his now and make things happen for himself that would have previously never been possible. Pudge's obsession in the novel helps to be a driving force to him finding out about Alaska's death. Since last words have always been a thing of closure and happiness for Pudge the need for them is in his best interests. For Pudge last words have always been the closure great people had. When he is denied this by the way of Alaska's death he is forced to explore her life in her death and find out what happened to her; however, since Pudge never will get his last words he will never get his closure and he will be forever looking for Alaska.