It's a hell of a difference between knowing of Batman and him being your teacher and mentor. Not to give you my whole sob story here but I got older and started fighting him more than working with him.

Seems like you've had plenty of time to think about this stuff.

[It's stated in a neutral tone. He's not entirely sure yet what to think of Bette for now. He'll need to talk to the others in the BatFamily to get their opinions as well]