First of all, what in this world does not revolve around money? But money is a big part of film, unlike a lot of other art forms.
Because they feel that without them telling you to do this, you wouldn't have had the characters that you have, you wouldn't have the book that you have.
Racing is a very selfish, self-centred, self-glorifying thing. My wife's life for 14 years was centered around me. It was all about me. It was all for my ego.