How does Beowulf show bravery?

By far the most courageous character, Beowulf has three key moments in which he demonstrates his bravery when he kills Grendel, when he kills Grendel’s mother, and when he fights the dragon. Beowulf realizes the shameful effects on those who are not brave, and seeks to prove his bravery to ensure that he is remembered as a courageous hero.

the anwser is went creeping down the river again, across the wide lonely marshes to the sea.

i longed to go with them out into the world to seek my fortune in foreign lands—africa, india, china and peru!

and, dreaming of the lands i had never seen, i'd sit on there, watching till they were out of sight.