Her opinions completely change. She went from Creating Boo Radley as a mysterious figure with a sense of lunacy, but after the events she realizes Boo was a kind person, after all he was the one to put those items in the tree. The title of the Nobel is relative to Boo.
The pun is, "Santa arrived at the party just to the NICK of time." He's often referred to as "Saint Nick." The meaning of the pun, is, he made it to the party quick, or he made it just in time.
- when we face failure, we tend to feel demotivativated or upset. But when we focus on failure, a positive effect is that we can discover why we have failed and work to improve or succeed.