(After finding "robot ghosts")
Farnsworth: Just as I suspected. These robots were buried in improperly shielded coffins. Their programming leaked into the castle's wiring through this old, abandoned modem, allowing them to project themselves as holograms.
Hermes: Of course! It was so obvious!
"You got your crappy sci-fi all over my fantasy RPG."
— Lewis, Full Frontal Nerdity
"My old maths teacher used to say: 'Magic doesn't show the working.'"
— Terry Pratchett
We are not exploring the Moon or any other more improbable region. No analysis in any laboratory would discover chemical properties of lembas that made it superior to other cakes of wheat-meal.
— J. R. R. Tolkien, Letter #210
A likely impossibility is always preferable to an unconvincing possibility. The story should never be made up of improbable incidents; there should be nothing of the sort in it.
"Science was taking the magic out of everything."
— Eoin Colfer, Artemis Fowl
I thought that they were angels, but to my surprise
They climbed aboard their starship and headed for the skies.