In a response of two to three sentences, explain how these lines contribute to beowulf's characterization as a hero. \"to all the earlmen after evenlight's glimmer. 'neath heaven's bright hues hath hidden its glory. this my earls then urged me, the most excellent of them,. carles very clever, to come and assist thee,. folk-leader hrothgar; fully they knew of. the strength of my body.\"