And that was all the part of it - the way you were obliged to live. You stifled a groan, you lied about your love, you deceived your legal wife, and all in the name of honour. That was the damned paradox of it - in order to behave well, you have to behave badly.

Is any novelist going to recognize the moment when he or she has nothing more to say? It is a brave thing to admit. And since as a professional writer you are full of anxiety anyway, you could easily misread the signs.

As I've explained to my wife many times, you have to kill your wife or mistress to get on the front page of the papers.

Women scheme when they are weak, they lie out of fear. Men scheme when they are strong, they lie out of arrogance.

People in love, it is well known, suffer extreme conceptual delusions, the most common of these being that other people find your condition as thrilling and eye-watering as you do yourselves.

Though why should we expect age to mellow us? If it isn't life's business to reward merit, why should it be life's business to give us warm comfortable feelings towards its end? What possible evolutionary purpose could nostalgia serve?

You put together two people who have not been put together before; and sometimes the world is changed, sometimes not. They may crash and burn, or burn and crash. But sometimes, something new is made, and then the world is changed. Together, in that first exaltation, that first roaring sense of uplift, they are greater than their two separate selves. Together, they see further, and they see more clearly.