Hospitality is central to the restaurant business, yet it's a hard idea to define precisely. Mostly, it involves being nice to people and making them feel welcome. You notice it when it's there, and you particularly notice it when it isn't. A single significant lapse in this area can be your dominant impression of an entire meal.
It doesn't thrill me to bits that the state has to use the tools of electronic surveillance to keep us safe, but it seems clear to me that it does, and that our right to privacy needs to be qualified, just as our other rights are qualified, in the interest of general security and the common good.
To make three films out of one shortish book, they have to turn it into an epic, just as 'Lord of the Rings' is an epic. But 'The Hobbit' isn't an epic: its tone is intimate and personal, and although it's full of adventures and excitement, they're on a different scale to those of the bigger book.
It would be too glib, not a hundred per cent true, to say that my father's career as a banker was what made me a writer. But it would be slightly true, and it was certainly the case that his work as a banker made me see that the trade-offs people make between their work and their lives are often badly skewed.
Nobody in the developing world is going to take, as an answer to their aspirations, the developed world's reply: 'Sorry, you can't; we've already used it all up.' To earn the right to look the developing world in the eye and start this conversation, we need a reassessment of how we live and what we want.
Our societies have achieved a general level of prosperity of which most of all the human beings who have ever lived could only dream. Now we need to show that we can stop continually wanting more - more money, more stuff. We must show that it is possible for people to realise that they have enough.