When the clocks go back I start to feel a bit desperate. Not in a horrible way, I hasten to add. It’s just that whenever I spot the remotest glint of sunlight I have to get out there and soak it up because I know it’s in increasingly short supply. I am thinking metaphorically as well (Sorry. I can’t seem to help it). There's all sorts of evidence of growing darkness out there in the world. Politics get grimmer and grimmer, the news is a catalogue of disasters and the planet i