I don't care about that. You can do as you like -- you will do as you like.
[...] Nobody likes to feel like he's just been thrown aside, Aramis. I... can't blame you for wanting to be with her. Any sane man in your situation would be. Any sane man wouldn't be wasting his time talking to me about this and would be spending all his time with her, if he could.
I just don't... [shakes his head] I already know more about her than I ever wanted to know. I already know more than you want me to know -- if you had your way, I'd just forget all of this and you'd be able to be happy with her without having to deal with my disapproval. And I hate that she already knows too much about me -- or will, at least, because I know you won't keep quiet about it.
But... [Looks away, sighing out, sad, and shifting away from him protectively] I want you to be happy. I want you to stay alive, too.
But I know what she means to you. I won't delude myself about that much, either. I know what this all means.