The genius of Kate Middleton is that she hasn't gone too far. She's still dressing in a way that people can relate to.

I'm still very much Kate.

Posh is a way of living that can often be quite miserly and not about money.

There's a particularly British wariness of appearing to try too hard. It's somehow distasteful. Everything should come to us seamlessly and, if you have to work at it, you're somehow a loser.

The way you personally communicate is 90 per cent of how you will be evaluated by any future employer.

No matter how irrelevant social class now is, even the most eager egalitarian must be quietly proud that the posh English rose is still an industry standard for peerlessly sophisticated beauty.