I tried pressing the K key and nothing happened. Then I typed "kiss," but that accomplished nothing but opening my inventory. Then I tried to kiss my monitor in the hopes that it would magically understand what I was going for, but it soon dawned on me that I was basically making out with an imaginary dwarf out of frustration. That's about the point where I gave up.
Seeing as how she seems to be poor and most likely uneducated (being that there don't seem to be any schools around, or at least any that wouldn't require fighting through monster-infested forests to get to), probably something along the lines of, "What do the words 'theoretically,' 'mutation,' 'designed,' and 'process' mean, sir?" Or more likely:
"Why does he carry two swords? Does he lose them often?"
I hate that one. Always wanted to be able to reply, "So I can murder both of your parents at once, you little monster."