I find that writing is a constant battle with exactly the same problems you've always had.

R is a velocity of measure, defined as a reasonable speed of travel that is consistent with health, mental well-being, and not being more than, say, five minutes late. It is therefore clearly as almost infinite variable figure according to circumstances, since the first two factors vary not only with speed as an absolute, but also with awareness of the third factor. Unless handled with tranquility, this equation can result in considerable stress, ulcers, and even death.

It is most gratifying," it said, "that your enthusiasm for our planet continues unabated, and so we would like to assure you that the guided missiles currently converging with your ship are part of a special service we extend to all of our most enthusiastic clients, and the fully armed nuclear warheads are of course merely a courtesy detail. We look forward to your custom in future lives ... thank you.

Why?' is always the most difficult question to answer. You know where you are when someone asks you 'What's the time?' or 'When was the battle of 1066?' or 'How do these seatbelts work that go tight when you slam the brakes on, Daddy?' The answers are easy and are, respectively, 'Seven-thirty in the evening,' 'Ten-fifteen in the morning,' and 'Don't ask stupid questions.

It is folly to say you know what is happening to other people. Only they know, if they exist. They have their own Universes of their own eyes and ears.

Despite the fact that an Indonesian island chicken has probably had a much more natural life than one raised on a battery farm in England, people who wouldn't think twice about buying something oven-ready become much more upset about a chicken that they've been on a boat with, so there is probably buried in the Western psyche a deep taboo about eating anything you've been introduced to socially.

We have normality. I repeat, we have normality. Anything you still can't cope with is therefore your own problem.