This week’s question asks us to describe the perfect writing retreat, real or imagined. 

Last night I dreamt I went to Wandsworth again. 

Wandsworth House is a writers retreat. Never mind that I’ve never been on a writers retreat or to any place called Wandsworth, I just wanted to use that great opening line, which I came up with all by myself. Really!

In my dream, the retreat was to be a creative weekend spent in drafty old mansion on a desolate island off the Cornwall Coast. The house was accessi...