OK, maybe you had some trouble getting started, but now you're beginning to generate material.

Or maybe you're a natural generator, or even an over-producer, and you have too much material.

Is it all even part of the same project? Maybe it’s several different projects. Congratulations, you've just hit Hurdle #2: defining the parameters of your writing project.
 
If your problem is: “I can’t choose between several possible projects”...