Beowulf has the strength of thirty men per arm, and that is much more than the strength of the Grendel. Beowulf fights the Grendel with his bear hands eventually tearing the Grendel 's arm from it’s socket. In this fight Beowulf fights to defend, defenceless people from a monster that means them harm, much like how he fights the dragon to prevent it from harming his own people, the geats later on in the book.
Beowulf has the strength of thirty men per arm, and that is much more than the strength of the Grendel. Beowulf fights the Grendel with his bear hands eventually tearing the Grendel 's arm from it’s socket. In this fight Beowulf fights to defend, defenceless people from a monster that means them harm, much like how he fights the dragon to prevent it from harming his own people, the geats later on in the book.