[Grateful? The guilt eating at him is coming to the surface rather suddenly. It's not even just the guilt, it's everything. It keeps wanting to spill, and Sasuke obviously isn't strong enough to contain it properly. (Something else you beat him at, Itachi.) Won't stop him from trying, though. He grits his teeth, there's a hiss to his tone.]
Don't. Don't say things like that. It's a stupid gift.
[Action]
Don't. Don't say things like that. It's a stupid gift.