Gene feels power when he trains with Finny.
He begins to push himself further and further until he is able to go well past what he was once able to do.
Answer:
Dr. King's message in my opinion, was basically just telling us to have hope; "wallowing in despair" means to lay or bask in loss or absence of hope, but Dr. King tells us not to do that.
Percy is happy to see his mother again after being in the boarding school. However, he hates his stepfather.