The day when a Frenchman switches from the formality of vous to the familiarity of tu is a day to be taken seriously. It is an unmistakable signal that he has decided - after weeks or months or sometimes years - that he likes you. It would be chulish and unfriendly of you not to return the compliment. And so, just when you are at last feeling comfortable with vous and all the plurals that go with it, you are thrust headlong in to the singular world of tu.

The day when a Frenchman switches from the formality of vous to the familiarity of tu is a day to be taken seriously. It is an unmistakable signal that he has decided - after weeks or months or sometimes years - that he likes you. It would be chulish and unfriendly of you not to return the compliment. And so, just when you are at last feeling comfortable with vous and all the plurals that go with it, you are thrust headlong in to the singular world of tu.

Sundays in France have a different atmosphere to other days, with fewer phone calls, no postman, no delivery men and no one banging on the door.

It is at a time like this, when crisis threatens the stomach, that the French display the most sympathetic side of their nature. Tell them stories of physical injury or financial ruin and they will either laugh or commiserate politely. But tell them you are facing gastronomic hardship, and they will move heaven and earth and even restaurant tables to help you.

The great thing about having money is that you can actually just get on with your life and not have to think about paying the bills or crouch over The Wall Street Journal or the Financial Times and look at the stock figures and things like that. That bores me rigid.

Very little happens in my books.

Depending on the inflection, ah bon can express shock, disbelief, indifference, irritation, or joy - a remarkable achievment for two short words.