[ If he notices that nervousness he ignores it, as he just keeps on talking. ]

You seem to have a knack for it. Few people around me are so willing to speak their minds as freely as you did earlier. Adults are only interested in using the young, while they simply do as the adults say.

Unfortunately, an assistant is not in my budget. Unless you're looking for an internship, perhaps? For the exposure?

[ His tone would indicate a joke. ]