I just sort of take it from a character perspective and I don't know if he was necessarily spiritual but I do think he had hope. He was a character that was comfortable having hope in his life and hope is faith.
If faith is lost there is no security and there is no life for him who does not adhere to religion.
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My gut feeling about sequels is that they should be premeditated: You should try to write a trilogy first or at least sketch out a trilogy if you have any faith in your film.
