"Are you doubting her ability to be terrorise the bad guys?"

... Admittedly, right now she is not looking especially terrifying. Still, John's expression furrows as he combs fingers through her ruff.

"She will get big, and she's a working dog so even though she's very clever that will also make her pretty high maintenance. She'll get bored easily and act out, be territorial when people she doesn't know turn up."

She's meant to also be a guard dog, after all, and John is pretty sure she'll make a great alarm system if they want her to or not. Possibly about more things than strictly necessary.