How to be fearless

On taking risks, nail biting and a brilliant new crime drama

I bit my nails badly all the way through childhood – so badly that they hurt.

As a teenager I was so embarrassed by the state of my nails that I devised desperate strategies to hide them, pulling my sleeves down over my fingers and shoving my hands behind my back at every opportunity.

I didn’t kick the habit for good till my 40s, which is why I regard a m…