But cats are good at steering people. A miaow here, a purr there, a little gentle pressure with a claw… and Maurice had never had to think about it before. Cats didn't have to think. They just had to know what they wanted. Humans had to do the thinking. That's what they were for.
...
Maurice watched them argue again. Humans, eh? Think they're lords of creation. Not like us cats. We know we are. Ever see a cat feed a human? Case proven.

The Amazing Maurice and His Educated Rodents, by Terry Pratchett