[ Clark doesn't know what that tapping means, but he reaches out to grip Illya's shoulder gently and looks at him. Trying to keep him here. ]

I'm not saying don't do it ever. [ He knows what kind of people exist out there in the world. Clark doesn't know how many of them he'll face now that he's a superhero, but he knows he will do it when it's asked of him. ] He's dangerous, or sadistic, that's enough of a reason. Revenge isn't. It's not what I want to teach my son.