I quizzed him a lot on this point and i suspect the truth was that it was like a lot of things at that age: you don't have any clear reason, you just do it. You do it because you think it might get a laugh, or because you want to see if it'll cause a stir. And when you're asked to explain afterwards, it doesn't seem to make any sense.
Kazuo IshiguroOur family arrived in England in 1960. At that time I thought the war was ancient history. But if I think of 15 years ago from now, thats 1990, and that seems like yesterday to me.
Kazuo Ishiguro