The one (fun!) thing you MUST do to become an excellent storyteller

It’s very important to understand THIS about the culture of the London Underground:
It’s not just that the passengers don’t talk to each other.
It’s that they don’t communicate IN ANY WAY.
Even when you’re smushed right up against your neighbour, your head jammed into the gap between their face and neck, the custom in London is to do everything you possibly can to act as if you are the sole occupant of that subway carriage. Casually check your phone. Read your book, even though it’s three inches from your eyes. Listen to your music on full volume, the tinny sounds trinkling out of your headphones. It’s surreal. But it’s What We Do.
On this particular morning, I had a seat – one of the advantages of living quite far from the centre. I had my headphones on, but there was no music, and the voice that I was listening to was quiet and calm – which made it even easier for everyone around me to imagine that I wasn’t there.
Suddenly, I gasped – and with the sharp in-breath, a loud, high-pitched noise escaped from my mouth before I clapped both hands over it.
Everyone in the carriage – EVERYONE – jerked their heads to look at me…