Let us again pretend that life is a solid substance, shaped like a globe, which we turn about in our fingers. Let us pretend that we can make out a plain and logical story, so that when one matter is despatched—love for instance—we go on, in an orderly manner, to the next.
Curious things, habits. People themselves never knew they had them. [Witness for the Prosecution, also published in The Hound of Death and Other Stories.]
The thing with film and theater is that you always know the story so you can play certain cues in each scene with the knowledge that you know where the story's going to end and how it's going to go. But on television nobody knows what's going to happen, even the writers.
You see, Hansel and Gretel don’t just show up at the end of this story. They show up. And then they get their heads cut off. Just thought you’d like to know.