Politics also means educating people. It's important to speak openly with our fellow Greeks, to tell them what our problems are and that we have to change something.

But sovereign debt is a wider question not only in Europe but across the globe. While every country is a unique case, I think it's not an issue of countries acting on their own. We need a more coordinated strategy not only in Europe but around the world.

If you put all the European countries together, we are the biggest economy in the world.

There are certain moments in the history of a nation when the choices made define the decades to come.

I would say we are a friend in need and I am sure that the Greek people would very much welcome the choice of the British people to come and enjoy Greece, first of all, but also that would be a sign of support.

Greece has given Europe the opportunity to fix a defect in the euro zone, that is the fact that we did not have a fiscal union. Now steps have been taken to begin that process. And there is more solidarity from nation to nation, and that is a good thing. That has been Greece's gift to Europe.

It is important that the Greek people make decisions on important developments.