The one change that worked: I sent myself a letter – and realised what’s missing in this world of WhatsApp

I’ve started writing to my sister, my mum, my friends … Not everyone writes back, but when we connect it’s on a deeper level than any group chat Last January, I received a letter. Most of my post was predictably boring – a statement from the water company, my credit card bill, the occasional update about my pension contributions – but this letter was different. The envelope felt heavier than the…