Authors:

And that's the way of a real tale. Take any one that you're fond of. You may know, or guess, what kind of a tale it is, happy-ending or sad-ending, but the people in it don't know. And you don't want them to.

J.R.R. Tolkien (2012). “The Two Towers: Being the Second Part of The Lord of the Rings”, p.201, Houghton Mifflin Harcourt
And that's the way of a real tale. Take any one that you're fond of. You may know, or guess, what kind of a tale it is, happy-ending or sad-ending, but the people in it don't know. And you don't want them to.