It may take months, even years, for Europe to work out what this double No from Holland and France means for the European Union. But one message has already been made clear to all those countries hoping to join: Old Europe is turning in on itself. Frightened for their jobs and anxious about losing generous social welfare benefits, voters on the Continent have little enthusiasm for further expansion of their once cosy club. If one thing united the very different No votes in France and Holland it was a sense that the EU had expanded too far, too fast. In...