In a novel, you can always go back and make it look like you knew what you were doing all along before the thing goes out and gets published.
Neil GaimanOnly the phoenix rises and does not descend. And everything changes. And nothing is truly lost.
Neil GaimanIf the same object from two different times touches itself, one of two things will happen. Either the Universe will cease to exist. Or three remarkable dwarfs will dance through the streets with flowerpots on their heads.
Neil Gaiman