Price negotiation in the French countryside is a touchy game where rationality is less than often the leading principle. There are nevertheless some basics in French seller psychology a foreign buyer should know.
An exorbitant price might be a good opportunity
In fact, most French private sellers have no idea about the price they can ask for their house. They bought it in French Francs a long time or some years ago (ages in the fast moving property market) and suddenly they are decided or have to sell.