Something Vimes had learned as a young guard drifted up from memory. If you <i>have</i> to look along the shaft of an arrow from the wrong end, if a … - Terry Pratchett

Once we were blobs in the sea, and then fishes, and then lizards and rats and then monkeys, and hundreds of things in between. This hand was once a fin, this hand once had claws! In my human mouth I have the pointy teeth of a wolf and the chisel teeth of a rabbit and the grinding teeth of a cow! Our blood is as salty as the sea we used to live in! When we're frightened, the hair on our skin stands up, just like it did when we had fur. We are history! Everything we've ever been on the way to becoming us, we still are. [...]

I'm made up of the memories of my parents and my grandparents, all my ancestors. They're in the way I look, in the colour of my hair. And I'm made up of everyone I've ever met who's changed the way I think.

The duke had a mind that ticked like a clock and, like a clock, it regularly went cuckoo.

Many people could say things in a cutting way, Nanny knew. But Granny Weatherwax could listen in a cutting way. She could make something sound stupid just by hearing it.