[Hubert's display of deliberate dismissal of Kuja's advice isn't remotely surprising; at this point, it's so expected as to not even be offensive. To Kuja, it's merely predictable - and as a result, boring.]

I'm sure you believe that proves something more than that there really is no more meaningful application for you or your talents than this. But as there clearly is not, we can agree on this much, at least - I was foolish to have bothered with you. Do enjoy your fruitless endeavors; I have better things to do.

[And, with one last wave of a hand, Kuja turns and soars off into the sky, arcing out of sight over a nearby building.]