"Is it time for your period, or something?" With unerring instinct, he'd found a great big red button, and pushed it. Wyatt fights to win, which means he fights dirty. I understand the concept because that's how I fight, too, but understanding it didn't stop me from reacting. I could practically feel my blood bubbling with steam. He turned around, all controlled aggression, and damned if he didn't push the button again. "What is it about having a period that makes women so bitchy?" ... It was an effort, but I said as sweetly as possible, "It isn't that we're bitchier, it's that having a period makes us feel all tired and achy, so we have less tolerance for all the we " By the time the sentence ended the sweetness was long gone, my jaw was clenched, and I think my eyes were bugging out. Wyatt took a step back, belatedly looking alarmed."