In order to write novels for a living - it's not pathological, but I do think and worry and brood and fidget about stuff that I'm working on.
I've always thought of the project as a sort of sexually driven digestive system, that it was a consumer and a producer of matter. And it is desire driven, rather than driven by hunger or anything like that.
Comedy is not funny. Comedy is hard work and timing and lots and lots of rehearsals.