Mr Cameron may need sharp elbows but the real middle classes never did

This is Peter Hitchens' Mail on Sunday column

I once worked out that I was lower-upper-middle-class. I was of course using an old-fashioned pre-metric scale, a fine old mechanism of brass and polished wood which could spot a dropped 'aitch' at a thousand yards, and which vibrated angrily whenever anyone put the milk in the teacup first.

These days I suspect all you need to do is check the colour of your credit card and the size of your car. Probably there's an application on one of...