“I’m surprised you noticed anything, with the wonder-engine here.” “Ah. But you have a very methodical mind, Mistress Slate, and when I asked you about taking measurements, you offered no advice, nor did you demand to double check my figures. And Brenner has said several cutting things to you in the last few hours, and you have not replied in kind.” He put his fingers together. “From this, I deduce that something is preying on your mind.
