I just got off the phone from an in-call enquiry. He sounded polite enough. But every other sentence was punctuated by a cough. One of those throaty, itchy type coughs. So I was alarmed when he said that he wasn’t far from my in-call location and could make his way over immediately. It was time for me to risk causing offence. But I was already staying in an old building where I could easily feel the cold if the temperatures dropped any further. And the last thing ...