Throughout the book Grendel personality changes and because of these three characters they were Beowulf, the Dragon, and his mother. Beowulf changed Grendel's personality because it had alert him that not all humans are weak and defenseless. He had realized that Beowulf was stronger than the rest of the humans he was unique. The Dragon had made Grendel question himself among the human beings, the dragon had already known why Grendel was there he was curious to ask him about the humans. The dragon had told him that the humans are nothing but trouble that he shouldn’t worry about them or go nowhere near them that they are just trouble and a waste of time. The Dragon suggested him to search for treasure and protect it with all his life than to