<span>a quality that evokes pity or sadness</span>
I think that it is Douglass's fight with Covey that renews his desire to be a free man. After two hours of fighting, Douglas prevails over Covey. Douglas feels it is possible to win against the odds; he thinks escape and freedom can happen. I hope that this is the answer that you were looking for and it has helped you.
Plants are the best natural defense against erosion because their roots hold the ground in place. Hope this helps!