It is natural to want to build fences round the things we love, fences that protect them, and that keep them near us.
Soon after I began writing, I found it impossible to stay within the fences of the marriage I inhabited. I left not because of anything dramatic - violence, an affair - but because I didn't want to be a married person any more.
This sounds silly, but the feeling affected me strongly, and was accompanied by all sorts of symptoms including anxiety dreams that vanished the night we se