A short, curt shake of the head answered him.
"You're not going to be trying to kill a target, you're going to be trying to kill a person. So you're not going to be looking at a target, you're going to be looking at a person. When it comes time for you to do more than just imagine it, though, then I'll give you something to practice on. So focus up."
Her voice sounded more petulant than it did flat and hard, but that was the effect she was going for.
"And your problem is that you're limiting yourself. It's not just head, heart, and throat. Anywhere there's arteries is vulnerable, like armpits or groin. Plus the kidneys and liver. But, sure, keep going with what you were saying. Because of my height, you would use the knife to what?"
This was the crucial moment, in her mind. The moment when Star's imagination caused him to become the knife, rather than just showing him wielding one. Maybe it wouldn't happen. Maybe he was right, and she should have him start in motion, in action, and let his mind catch up, but he was the one who'd said he took a slow burn.