Social mores change all the time. In the mid-1970s, it would've been astonishing, say, to see two men holding hands in the streets. And the attitude to having a fling with a girl, or whatever, was quite different then.

If one tries to think about history, it seems to me - it's like looking at a range of mountains. And the first time you see them, they look one way. But then time changes, the pattern of light shifts. Maybe you've moved slightly, your perspective has changed. The mountains are the same, but they look very different.

The true currency of life is time, not money, and we've all got a limited stock of that.

You can't ever win the war on crime, or the war on terror. You can't repeal human nature.

I am sure future historians will say the biggest and most astonishing change in politics has been the embracing of all the tenets of Thatcherism by the party of Keir Hardie: trade union legislation, Europe, the replacement of Trident, 10 per cent tax for people who have made millions from their companies.

Having the urge to write a novel, especially if you've yet to be published, is like having a medical condition impossible to mention in polite company - it's a relief simply to know there are fellow-sufferers out there.