You get all kinds. Here's one that just arrived:
Subject: Your writing
Message: Are you unable to write books like "Trespasser" without peppering them with blasphemies? Is this a character defect?
I suppose it could be a character defect—or it might just be a commitment to rendering dialogue the way human beings actually speak.
One of the things I've learned in the magazine business is that you never know what will get people riled up.
You do have to wonder what kind of person reads a novel about rape and murder but objects to the profanities.