[If he was thinking of this objectively-- hell, if he was thinking at all-- he would know Kamui's right. It isn't the same thing, it's not a comparison he should be able to make. But being objective is the farthest thought in his mind right now.]
How isn't it? What it would be... is that I'd be wanting to kill the person you love. How is that any different?
[His voice breaks at the last syllable, no longer able to hold back the tears. He doesn't realize he's essentially confirming that his feelings are indeed what Kamui has probably suspected them to be long before this.]