Maybe it was when a young girl was burned alive while her parents watched complicitly. Perhaps it was the orchestrated slaughter of a family, a pregnant woman's belly stabbed again and again like the film over a frozen TV dinner. Was it when a psychopath ate a sausage next to his freshly-castrated hostage? Or one of the uncountable, imaginative depictions of rape and psychological abuse?
Every "Game of Thrones" fan has had it, the moment when they looked away from the screen and wondered:
"Is suffering the only thing these people do?"