I think you're defining "working" as "she's being nice to me," irrespective of her continued infidelity and disrespectful behavior.

And I think she's BEING nice to you precisely BECAUSE you're being Mr. Nice Guy, and allowing her to continue cake-eating.

But that's just me.

Starsky

M57 W 57; D30 D28 S24 S20 GD7 GD2 GD1 GD5m GD1m
BD 5/07; W's affair 5/07-8/07

At the end of every hard-earned day, people gotta find some reason to believe. (Bruce Springsteen)