Weird Science for the win.

If you've never had your mind blown by a great twist, then you need to experience better art. Fight Club? Empire Strikes Back? The Matrix? Star Trek III does not really qualify there.

I'll never forget the fucking LA Times giving away the ending to Se7en in its unenthusiastic review literally saying (spoiler) the wife's head is in the box. Absolute blasphemy for one of film's great endings. That was before the word "spoiler" had been invented.

My fave book: The Yeti, an old-fashioned adventure/horror romp that was filled with smart prose and killer action: