What have I learned in my 53 years? That I shouldn’t listen to strangers who accost me in the street | Zoe Williams

I was shocked when a man in a van aimed an ageist insult at me. And I regret to say that my son has been no help at all I was performing an ordinary and not at all illegal cycling manoeuvre recently when a guy in a white van said: “You’re too old to be that stupid.” It was a…