“Preston, I don't think this creature could ever find its way into your head. Quite apart from anything else, it seems pretty crowded and complicated to me.”

“Don't do anything I wouldn't do, if you ever find anything I wouldn't do.”

“The intelligence of that creature known as a crowd is the square root of the number of people in it.”

“The universe danced towards life. Life was a remarkably common commodity. Anything sufficiently complicated seemed to get cut in for some, in the same way that anything massive enough got a generous helping of gravity. The universe had a definite tendency towards awareness. This suggested a certain subtle cruelty woven into the very fabric of space-time.”

“But is all this true?" said Brutha.Didactylos shrugged. "Could be. Could be. We are here and it is now. The way I see it is, after that, everything tends towards guesswork.""You mean you don't KNOW it's true?" said Brutha."I THINK it might be," said Didactylos. "I could be wrong. Not being certain is what being a philosopher is all about.”

“After a while the Senior Wrangler said, "Do you know, I read the other day that every atom in your body is changed every seven years? New ones keep getting attached and old ones keep on dropping off. It goes on all the time. Marvelous, really."The Senior Wrangler could do to a conversation what it takes quite thick treacle to do to the pedals of a precision watch. "Yes? What happens to the old ones?" said Ridcully, interested despite himself."Dunno. They just float around in the air, I suppose, until they get attached to someone else."The Archchancellor looked affronted. "What, even wizards?""Oh, yes. Everyone. It's part of the miracle of existence.""Is it? Sounds like bad hygiene to me," said the Archchancellor. "I suppose there's no way of stopping it?""I shouldn't think so," said the Senior Wrangler, doubtfully. "I don't think you're supposed to stop miracles of existence." "But that means everythin' is made up of everythin' else," said Ridcully."Yes. Isn't it amazing?”

“And that's what I don't like about magic, Captain. 'cos it's *magic*. You can't ask questions, it's magic. It doesn't explain anything, it's magic. You don't know where it comes from, it's magic! That's what I don't like about magic, it does everything by magic!”