Is that a good definition of marking the ageing watershed? That moment when you realize - quite rationally, quite unemotionally - that the world in the not-so-distant future will not contain you: that the trees you planted will continue growing but you will not be there to see them.

We all possess, like it or not, the people we know, and are possessed by them in turn.

I have teken refuge in the doctrine that advises one not to seek tranquility in certainty but in permanently suspended judgement.

I stood there in the kitchen, watching her staring across the meadow still searching for her nemesis and I thought, suddenly, that this is all our lives - this is the one fact that applies to us all, that makes us what we are, our common mortality, our common humanity. One day someone is going to come and take us away: you don't need to have been a spy, I thought, to feel like this.

Is that a good definition of marking the ageing watershed? That moment when you realize - quite rationally, quite unemotionally - that the world in the not-so-distant future will not contain you: that the trees you planted will continue growing but you will not be there to see them.

When it's mutual, a man and a woman know, instinctively, wordlessly. They may do nothing about it, but the knowledge of that shared desire is out there in the world - as obvious as neon, saying: I want you, I want you, I want you.

I have to start my real life soon, before I die of boredom and frustration.