I... don't know. [He lets out a breath.] It's... complicated.

[It's less of a deflection and more of a disclaimer, since he continues to explain more of what he means.]

There's—a lot I don't know. He said we have the same power, and I could make people do things I asked that they wouldn't remember later...

[The implication is pretty clear, he thinks, without having to say it outright. It's a pointless distinction, but it makes it a little easier to talk about.]

I was living with him for months... just telling him things about my friends without thinking. Because I trusted him. I only found out he was the person we were fighting just before that nightmare...