...'undertow'. It describes (...) how underneath our own everyday lives - the shopping and squabbles and weeding and trips to the vet - there's a sense of being dragged slowly off, not against our will but regardless of it. And fighting the undertow, as children are quick to learn, is not usually the best way of getting back to the beach. Floating along with it, on the other hand, can be fatal. It's really the struggle, the argument with oneself, that interests...