A flawed hero. Don't judge a person by their appearance - easier said than done. As the real life Jonne said, common people can make a difference - again most people don't believe it. The truth in this world are usually quite simple, so simple that people doubt them too often.
This is a story about men and their glories. The sins of the fathers who bend their knees to the beautiful evil witch for the power and treasure will last get revenge from their sons they left behind. Beowulf is a truely hero within or out of the original Anglo-Saxon epic.