Summer time – sea and sand… We live near the sea, so find ourselves there quite a bit, not just at this time of year. Especially now though, with grandchildren expecting a day on the beach. Buckets and spades, bats and balls, bags of food and drink, towels and clothes and all that paraphernalia we lug down… playing on the sand is both a simple and a complicated business. I don’t know if it’s something to do with getting older, but increasingly now when I’m at the seaside I find myself reminded of death and destruction. The very sand is substantially made up of countless shells, exoskeletons of once living creatures, each one painstakingly self-constructed. From them all, the life has gone. And now the gracefully fashioned ceramic, the solid part that managed to survive (if that be the word), long after the contents vanished, is itself ground up, or down, into dust – or, in this context, sand. Then there’s the crab containers, the cuttlefish shiel...