Do you feel hopeless about humanity? Look for the good things – and build a bridge towards them

Start to lay the bricks that build a better life. Composite: Guardian Design; PeopleImages/Getty Images

Something quite peculiar has happened to my Facebook feed, and I like it. (Yes, I am still on Facebook; I like to call it “research”.)

One day, a few months ago, a post popped up from a group called Poisons Help: Emergency Identification for Mushrooms and Plants. I don’t know why the algorithmic gods delivered it to me, but I was curious, so I clicked.