This calls for gin and tonics. Luckily, I have two glasses. And nuts. And napkins.” “Have you got a whole delicatessen in there, Iona?” said Piers. “It’s the Fifth Rule of Commuting,” said Iona. “Always come prepared for any eventuality. I can also sort you out if you ladder your tights, get bitten by a mosquito, or start your period unexpectedly.”