I recommend his other gem: Memories of My Melancholy Whores

I recommend his other gem: Memories of My Melancholy Whores (original Spanish-language title: Memoria de mis putas tristes)

Now, I know what to do when I cannot sleep

So it looks like the book put you to sleep. I have this book, next time I can not go to sleep, I will give it a try, just kidding.