And yet here you are, listening to my 'speeches'.

[At least he's a polite enough badguy! Xemnas might have every intention of abusing Riku's assistance as long as he possibly can, but he won't gloat about it. Much.]

Such an interest in someone you worked so hard to kill. What drives your curiosity, I wonder? As near as I can tell, I have had this heart for perhaps two days. We are not yet on speaking terms, my heart and I.