Books tend to react with one another, creating randomized magic with a mind of its own.

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!

Your eyes are not in possession of all the facts!

High magic requires a great clarity of thought, you see, and women's talents do not lie in that direction. Their brains tend to overheat.

The sun set, which is everyday magic...

Haven’t you got any romance in your soul?’ said Magrat plaintively. ‘No,’ said Granny. 'I ain’t. And stars don’t care what you wish, and magic don’t make things better, and no one doesn’t get burned who sticks their hand in a fire. If you want to amount to anything as a witch, Magrat Garlick, you got to learn three things. What’s real, what’s not real, and what’s the difference.

Scientists have calculated that the chances of something so patently absurd actually existing are millions to one.But magicians have calculated that million-to-one chances crop up nine times out of ten.

A good motto in life, he'd reckoned, was: don't eat anything that glows.

But this didn't feel like magic. It felt a lot older than that. It felt like music.