Morrie is wanting to give back, and charlie wants to take.
Morrie is giving back to people because he knows what is happening to the others in the world through letters, and he is trying to make the people feel like they don't have to think about what happened. The people that he is trying to give back to are people that have lost a person in their life or has a medical problem. They send him letters to have him give them a little bit of hope and support. Charlie wants to take, because he isn't that smart. he wants to be like others and be able to do things that they also can do. Charlie is a person that thinks about how great that he can be and wants to achieve higher things than most people with this problem.