Action and reaction, ebb and flow, trial and error, change - this is the rhythm of living. Out of our over-confidence, fear; out of our fear, clearer vision, fresh hope. And out of hope, progress.
The idea seems to be to use the next treaty talks to strike a grand bargain: Britain will be helpful to those states wishing to establish a fiscal union among themselves if, in exchange, we can amicably derogate from the aspects of the EU which we dislike.