Witches were a bit like cats. They didn’t much like one another’s company, but they did like to know where all the other witches were, just in case t… - Terry Pratchett

Granny Weatherwax was often angry. She considered it one of her strong points. Genuine anger was one of the world's greatest creative forces. But you had to learn how to control it. That didn't mean you let it trickle away. It meant you dammed it, carefully, let it develop a working head, let it drown whole valleys of the mind and then, just when the whole structure was about to collapse, opened a tiny pipeline at the base and let the iron-hard stream of wrath power the turbines of revenge.

Cats will amusingly tolerate humans only until someone comes up with a tin opener that can be operated with a paw.

Anyway, it's like with bikes,' said the first speaker authoritatively. 'I thought I was going to get this bike with seven gears and one of them razorblade saddles and purple paint and everything, and they gave me this light blue one. With a basket. A girl's bike.'
'Well. You're a girl,' said one of the others.
'That's sexism, that is. Going around giving people girly presents just because they're a girl.