If she's defensive it means she knows, which is better than being too self-inflated to recognize her faults. But the idea that her ego or efforts should be coddled in this violent profession is laughable; all of her must be strong, from her fists to her heart. To be unbalanced is to fail.

"Perception isn't important. What you do is."

Whether or not she can hear him over the sound of the train - who knows. Bruce's use of synthesizers has trained him out of shouting and growling, and so he doesn't bother to project.

He engages the stealth mode on his armor again. When the train passes, he's gone.