I assume Brown Eyes was telling Moff
I can tell you I don't have money. But what I do have are a very particular set of skills, skills I have acquired over a very long career, skills that make me a nightmare for people like you. If you let my son go now, that'll be the end of it. I will not look for you. I will not pursue you. But if you don't, I will look for you, I will find you, and I will kill you.