Quote by Stephen King

“The presence of ghosts is only as close as your belief. The existence of aliens is only as far as your rejection.”

— Toba Beta

“I dreaded an invasion of ghosts or, less likely, an invasion of the police.”

— Adolfo Bioy Casares

“No one knew why the aliens wouldn’t talk to us in person; fear of cooties, maybe.”

— Ted Chiang

“...people do not want to hear that aliens are just like us. They want wise angels and noble savages.”

— James Cambias

“One alien is a curiosity, two are an invasion.”

— Ursula K. Le Guin

“Humans should be grateful if they haven't been in contact with aliens, while humans are still making bloodshed with each other.”

— Toba Beta

“...we are haunting ourselves in the present from the past and the future via the ghost and the alien.”

— Jeffrey J. Kripal

“I believe in evil, but not in ghosts. Only we humans can be evil; we don’t need ghosts for that.”

— Oliver Pötzsch

“Had they sensed that there were ghosts? That despite it being brand new and unspoilt, and despite no one having died in a car…

— Jo Nesbø

“I had a close encounter with an alien last week. He returned to visit us and was amazed we were still here.”

— A.R. Merrydew

“There's this thing about ghosts: Once you've seen one, you can basically see them all. At least the ones that want to be seen.”

— Chris Grabenstein

“If this is what death was like it's no wonder people had such a horror of the idea of ghosts.”

— Charles Sheehan-Miles