Jim Gordon: Commissioner Loeb set up a massive task force to catch you. He thinks you're dangerous.
Batman: What do you think?
Jim Gordon: I think you're trying to help...
[Gordon looks away momentarily; upon turning back, he finds that Batman has disappeared]
Jim Gordon: But I've been wrong before.
The film shows and flat out states several times that nearly everyone in the Gotham legal system is corrupt, but is this dialogue just meant to further indicate this point or is it perhaps a reference to some specific history he had with another character before meeting Batman?