I'm sure some people would know of better things to say, at the very least. Anything I can think of just sounds bad.

[What's there to explain anyway? His brothers left, one of them, at the very least, to go back to being dead. There's nothing to explain there, anyone would understand it, or so Ikki thinks. The only difference is that Ikki doesn't need to be told "they left" for him to know.]

You're already doing a lot. There's only one thing you could wish to be able to do and we both know it's as impossible as asking a phoenix to not rise from his ashes.