He looks at the ground, gears churning away in his new human brain as he tries to process that. "Only kill when necessary? Not for fun?"

Well that's new, he's not used to that at all. But at least he can grasp the concept. "But they force you and then you hunt them. This is...." A long pause as he formulates a sentence in his head, then rearranges the words, tries again, "Where you are from. But here on boat is different? Or still have to kill people who force you?"