A sacred secret. We shall not die. The reflections shall leave And it will happen fast. We shall all be changed, and by that he means reversed back, suddenly. In the twinkling of an eye! Because, he thought glumly as he watched the police psychologists writing their conclusions and signing them, we are fucking backward right now, I guess, every one of us; everyone and every damn thing, and distance, and even time. But how long, he thought, when a print is being made, a contact print, when the photographer discovers he’s got the negative reversed, how long does it take to flip it? To reverse it again so it’s like it’s supposed to be? A fraction of a second. I understand, he thought, what that passage in the Bible means, Through a glass darkly.

Philip K Dick, A Scanner Darkly [Amazon, Bookshop, Publisher, Local Library]