"I haven't forgotten that." He just figured her last one was slightly less dysfunctional than his had been. Just slightly. And then, you know, her ex hadn't tried to frame her for murder. So there was a difference for you. Not that his issues with commitment stemmed solely from Jeanne. She just hadn't helped matters.
"I know you're not going to be one of those girls. I don't want you to be. If I wanted one of them I'd be with one of them. I like your giggling and your blushing and your crazy behaviour. I just want you to be less hard on yourself. To try and take things less personally." To not be a drama queen about small inconsequential stuff, basically.
"It's no biggie, she's an angel she'll have seen it all before, you shouldn't be embarrassed about it."