By Nicole Berg

I overheard a conversation today between a cyclist and a motorist – the latter was a worker for a social housing provider. The cyclist’s path took him up to the window of the company van, and he motioned to get the driver’s attention. The cyclist asked the driver if he could please turn off the vehicle’s engine, as he lived there. We all live here – on this earth, and that is the best reason I can think of to start changing the way we do things. This exchange made me feel delighted and hopeful, until I soberly realised...