Feminism has had exactly the same problem that "political correctness" has had: people keep using the phrase without really knowing what it means.

I do not... look very feminine. Diana, Princess of Wales is feminine... I am... femi-none.

I could have written a misery memoir and instead I tried to make it funny. I never complained.

I don't want children anyway,' Caz says. 'So I'm getting nothing out of this whatsoever. I want my entire reproductive system taken out, and replaced with spare lungs, for when I start smoking. I want that option. This is pointless.

But nearly every woman I know has a roughly similar story - in fact, dozens of them: stories about being obsessed with a celebrity, work colleague or someone they vaguely knew for years; living in a parallel world in their head; conjuring up endless plots and scenarios for this thing that never actually happened.

Once you've got a big feminist and political justification for talking about how you went round to Benedict Cumberbatch's house and did period all over his sofa, then there's no reason not to tell that anecdote in the middle of a dinner party.

You just wanted to be normal. It wasn't even being beautiful. I just wanted to be smooth and thin and have, and you know, have beautiful glossy hair and lovely clothes and be able to walk in heels. And I thought that once I did all of that stuff that my life would begin.