Turn-ons …

… Best literary sex scenes: writers' favourites | Books | The Guardian. (Hat tip, Dave Lull.)

I haven't read Alan Hollinghurst, but I did read  some of The Story of O, when a chapter was printed in the Evergreen Review sometime in the mid-'60s, if memory serves. It's a  book whose appeal I would have thought was rather limited, but I guess not.