In the end, the British didn't vote to leave because of the euro. They're not even members of the currency union. Even the refugee crisis hardly affected the country.

The problem is: When two governments or institutions in Europe hold differing opinions, it is immediately a crisis.

How will the exit affect thousands of British pensioners living in Portugal or Spain who will lose their access to the welfare and health systems? Fifty-three free-trade agreements, which were negotiated by the EU on behalf of all Member States, are also hanging in the balance for the UK.

I have known a great many politicians who have not managed to stay in power for 16 years. I have nevertheless already managed to remain at the helm for 18 years. I still want to achieve a great many things for my country. Experience is not a disadvantage here, especially as the head of government of a small country in a European setting that has become more difficult.

In politics, there are different categories of friendship. My friendship with Greek Prime Minister Alexis Tsipras, for example .

From the very beginning Europe has been not only a success story but also a story of success achieved by learning.

When the going gets tough, you have to lie.