I would hold it for her even were she still a lardarse, sw. That is what it means to be a gentleman.
God, I'd even hold the door open for you.
I open doors for anyone which is why I find the outdated feminist take on it so absurd. I still remember the long stare I gave my wife (then my girlfriend of a days standing) when she first commented on it.
The thing that's really getting to me is that I think we're actually supposed to sympathise with the author, who is clearly deranged, an awful human being or possibly both.