As we all know, the Discworld is a flat planet - like a geological pizza, but without the anchovies.
Terry PratchettWell, basically there are two sorts of opera," said Nanny, who also had the true witch's ability to be confidently expert on the basis of no experience whatsoever. "There's your heavy opera, where basically people sing foreign and it goes like "Oh oh oh, I am dyin', oh I am dyin', oh oh oh, that's what I'm doin'", and there's your light opera, where they sing in foreign and it basically goes "Beer! Beer! Beer! Beer! I like to drink lots of beer!", although sometimes they drink champagne instead. That's basically all of opera, reely.
Terry PratchettIt's lies. It's all lies. Some of them are just prettier than others, that's all. People see what they think is there.
Terry Pratchett