Writing fiction, there are no limits to what you write as long as it increases the value of the paper you are writing on.
Often times, music is used to evoke an emotion and it's become a cliche, so I don't want to do that, and actually what I do, is that emotional intensity that has developed throughout the film, I allow it to get released by having that music at the end with the credits.
I actually turned down an opportunity for a private interview with Adolph Hitler.