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.

The unwearable of high heels is self-evidently all around us, coming to a head at the average wedding reception, a uniformly high-heeled occasion. In our minds, we see it as a serene and elegant gathering of women in their finest, one of the big chances of the year to pretend you're at the Oscars, in your stilettos. In actuality of course, ... there are women staggering around in the unaccustomed vertical, foot-flesh spilling over tight, unkind satin.

Who doesn't have a friend who worships her lover with a passion that seems baffling to everyone that knows them? Before you met him for the first time, she'd talked him up like he was a cross between Indiana Jones, Barack Obama and The Doctor. When you finally meet him, he's a quiet little thing who looks like a baked bean in glasses, and actually says 'harumph' as spelt.

In the end I want to spend my 60s writing bonkbusters like Jilly Cooper.

I don't regret not going to college. Students learn up to the age of 21, then stop. I'll always be learning - the things that really matter in life. How to sign on, how to get free food, how to be streetwise.

I have a rule for working out if the root problem of something is, in fact, sexism. And it is this: asking 'Are the boys doing it? Are the boys having to worry about this stuff? Are the boys the centre of a gigantic global debate on this subject?

If you're not a confident person, pretend to be one.