The theme of interconnectedness of life means that all lives are connected through living and dying. Eddie learns this from the Blue Man who shows Eddie how he died from Eddie running out into the road so the Blue Man died for Eddie to live and that is how they are connected. This is important because people need to realize that no matter if someone comes into your life for a short period of time or are here to stay for the rest of your life it happens for a reason.
The theme of Neccesity of Sacrifice means that when you sacrifice something important to you, you're not really losing it. You're just passing it on to someone else. In the story, the Blue Man's life is sacrificed in order for Eddie to live his life. This is important because people in their own lives make sacrifices for their family, and need to realize that it is a sacrifice worth making.
In the book, the theme of importance of forgiveness means that you need to forgive in order to move on with your life and get past whatever had happened. In order for Eddie to move on to the next person, he needed to forgive his father for all the things he did and all the things Eddie blamed him for. This is important because in life forgiveness is one of the hardest concepts to understand. In order to forgive we must forget the past and move on.
The theme Power of Love means that love has no limits and can be felt even through death. Love has incredible power that brings two people together and can heal two hearts. In the story, Eddie falls in love with Marguerite and when she dies he still loves her and she says she still felt his love even in heaven. This is important for people to know when they have lost a loved one. They are able to heal and let go of the hurt.
The theme of Purpose of Life means that where you are is where your supposed to be and the actions that you make affect the lives of those around you. Eddie was a maintenance worker and without him the rides would have killed many more children. Eddie was sad when he thought about his life because he believed that he did nothing with it. Until he met Tala, Eddie had no purpose. This is important because everyone has a purpose and they need to be happy with what they are doing in life and make the right choices so that others can have a purpose and live their life.