What are the five people and lessons Eddie meets and learns in heaven in The Five People You Meet In Heaven?

From the Blue Man, Eddie learns that all life is connected. He learns of the importance of sacrifice from his WWII captain. From Rudy, he learns to forgive his father. Marguerite teaches him the value of love. And Tala, the 5th person, informs him of the his life's meaning- ensuring children's safety in his seemingly meaningless job as a maintenance man in an amusement park.