"Mmmm." That felt nice, almost nice enough to distract him from what he was trying to find the words to say. "I... I just... wanted to say," he started hesitantly, subtly locking his arms around Sirius' back... just in case. "Wanted to say... you know, to make sure that you know... which I'm sure that you do know, but just to make sure you do... that you can talk to me about anything. You know that, right?"