[it's not that different? oh jeez. so is he weird after all?

—ugh, it's pointless to wonder. he's definitely weird. Killua's similarly thankful when the subject is changed, even if he finds it sort of a weak deflection and he wishes he got a more sincere answer from Blue...]

H-huh? What about them?

I...I don't know, the Zoldyck family has always had butlers. It's a pretty lofty position; you have to be really powerful for the position, in addition to being professional, educated and all that stuff...