“Legends don't have to make sense. They just have to be beautiful. Or at least interesting.”

“That's why it's always worth having a few philosophers around the place. One minute it's all is truth beauty and is beauty truth, and does a falling tree in the forest make a sound if there's no one there to hear it, and then just when you think they're going to start dribbling one of 'em says, incidentally, putting a thirty-foot parabolic reflector on a high place to shoot the rays of the sun at an enemy's ships would be a very interesting demonstration of optical principles.”

“Last hopeless chances have got to work. Nothing makes sense otherwise. You might as well not be alive.”

“HUMAN BEINGS MAKE LIFE SO INTERESTING. DO YOU KNOW, THAT IN A UNIVERSE SO FULL OF WONDERS, THEY HAVE MANAGED TO INVENT BOREDOM. (Death)”

“People like that don't need a reason apart from "because I can". They have a nightmare and try to make it happen.”

“Human beings have always preferred common sense to logic.”

“Who'd want a pony when you could have the whole universe? It was far more interesting and you didn't have to muck it out once a week.”