I would advise budding writers some other kind of job, unless they think they're very, very lucky.

If you get the characters right you've done sometimes nearly half the work. I sometimes find I get the characters right then the characters will often help me write the book - not what they look like that's not very important - what people look like is not about their character. You have to describe the shape they leave in the world, how they react to things, what effect they have on people and you do that by telling their story.

Granny Weatherwax was not lost. She wasn't the kind of person who ever became lost. It was just that, at the moment, while she knew exactly where SHE was, she didn't know the position of anywhere else.

An Assassin, a real Assassin had to look like one-black clothes, hood, boots, and all. If they could wear any clothes, any disguise, then what could anyone do but spend all day in a small room with a loaded crossbow pointed at the door?

Of course, Ankh-Morpork's citizens had always claimed that the river water was incredibly pure. Any water that had passed through so many kidneys, they reasoned, had to be very pure indeed.

Around it are those countries which, according to History, constitute the civilised world ie, a world that can support historians

Your average witch is not, by nature, a social animal as far as other witches are concerned. There's a conflict of dominant personalities. There's a group of ringleaders without a ring. There's the basic unwritten rule of witchcraft, which is 'Don't do what you will, do what I say.' The natural size of a coven is one. Witches only get together when they can't avoid it.