I still have a suspicion of charity and think the state has a role to play in many areas. And although for most of the years since I have been a rather privileged writer, I identify more closely than perhaps I should with those social workers. Had I not become a writer that would have been me. Lots of our friends are still in that world and I do feel part of that generation of people who were rather idealistic in the 70s and became disillusioned in the 80s. Not just about social services issues, but the world.

She always wanted to believe in things.

I couldn't speak Japanese very well, passport regulations were changing, I felt British and my future was in Britain. And it would also make me eligible for literary awards. But I still think I'm regarded as one of their own in Japan.

There's still a part of me that thinks I have to write a really good novel. I'm not trying to say I'm not happy with the novels I've written in the past. But it always feels to me like there's another one that I have to write that will really say what I want to say, and really paint this world that I can see hazily in my head.

What interests me is the surprising enormous extent to which most people accept the fate that's been given to them, and find some dignity.

You could say I'd rewritten the same novel three times and I thought I had to move on. The success of the book, and then the movie, had by then also created a commercial expectation and I remember touring America and seeing people in the audiences who I thought might not want to read the books I wanted to write next. My constituency had become broader, but more mysterious to me.

Your life must now run the course that's been set for it.