He doesn’t always treat them well, as he still lacks a heart, but he does see them as more than objects. And that’s more than you can say for some of the other Org members, such as Saix and Marluxia, who do talk about them as if they were nothing more than tools. (2)

Vexen actually isn’t the only one who does this too! as Zexion does so as well. It’s especially interesting with Xion as I’m pretty sure she hadn’t formed an identity before he left for Castle Oblivion, so he wouldn’t have known that even if he had read his notes. (3)