Vampires. [Knives repeats the world with such a deadpan and judgemental tone of voice.

Had his brother gone crazy? Would he mention unicorns and pixies next?

Any other hint of mocking, though, is utterly destroyed by the question.]

What? Of course I haven't. Who would I have done it with? Humans?

What's the next thing you're going to suggest? That I hop on a pile of refuse and do it with that? Or perhaps we should find a dog? [So Vash asked him not to call humans garbage and he just went on to call them that again and then immediately call them animals.]

That is fucking disgusting.