[He does know it, yes, but again.... actually hearing it is reassuring, centering him in a way, even while remembering the way Keith was, what he was missing, the difference with how he treated him...
He's not sure what to do with his hand, not wanting to pull away from him, his movements almost uncertain with how to touch him, lingering at the line of his jaw.]
I... [Half of himself? The implication isn't lost on him there. O- oh.] No. You never could be like that, Keith. Not without the magic here manipulating you.
[And it's not fair and they shouldn't be doing things to you, the end.]