I toss books out on their ear* if I don't get to them in 2 months or so. And it's the book's fault, not mine.

Prioritize. If the stack was smaller and less intimidating perhaps you'd read more of it than you are reading now.

* - They go to the library whether I purchased or borrowed them: http://reddit.com/r/programming/info/6f0fz/comments/c03nzlo