"Heat" and Androphilia

A reader directs me to the more relevant dialogue between De Niro's character and Pacino's:

MCCAULEY: A guy told me one time - don't let yourself get attached to anything you are not willing to walk out in on 30 seconds flat if you feel the heat around the corner.  Now if you're on me and you got to move when I move, how do you expect to keep a... a marriage?

HANNA: That's an interesting point. What are you -- a monk?

MCCAULEY: I have a woman.

HANNA: What do you tell her?

MCCAULEY: I tell her I'm a salesman.

HANNA: So, then, if you spot me comin' round that corner, you just gonna walk out on this woman? Without sayin' goodbye?

MCCAULEY: That's the discipline.

HANNA: That's pretty vacant.

MCCAULEY: Yeah. It is what it is. It's that or we both better go do somethin' else, pal.

HANNA: I don't know how to do anythin' else.

MCCAULEY: Neither do I.

HANNA: I don't much want to either.

MCCAULEY: Neither do I...