If it comes up again try "I was surprised you gave up on us, I just needed some time to think. I am past that now." See how that frames it so that the responsibility for this situation is hers, and you just had a normal reaction to it?
I think this quote from spellfire will work beautifully for you mykarma. I'm going to use it myself if I get the opportunity.
Me:45 ExW:48 M:04/97 3 Bombs & 2 ReCons 1st BD 11/10 D Finalized 4/20 D-16 S-14 Going in one more round when you don't think you can. That's what makes all the difference in life.~Rocky Balboa