In my experience, writing a novel tends to create its own structure, its own demands, its own language, its own ending.
Don DeLilloWe feel certain that the extraterrestrial message is a mathematical code of some kind. Probably a number code. Mathematics is the one language we might conceivably have in common with other forms of intelligent life in the universe. As I understand it, there is no reality more independent of our perception and more true to itself than mathematical reality.
Don DeLillo