I hope that a German foreign policy in 2028 will be part of a European foreign policy, because even the strong country of Germany won't really have a voice in the world if it is not part of a European voice.

The idea that the growing demand for energy worldwide can be met with energy from nuclear power is nonsense.

Political scientist Herfried Münkler is right: If you only take normative positions, if your focus is solely on values, you won't find success in a world where others are relentlessly pursuing their interests. In a world full of meat-eaters, vegetarians have a tough time.

The task for Germany today is - through its own policies and its own structural reforms, its own investments - to support the EU and the Commission... but every nation has to have the courage to broach such structural reforms and speak clearly about them without making people be afraid.

Finding the right form of debate regarding Israeli policies will remain a challenge in Germany. Even with every conceivable and warranted criticism, the danger always arises that it will be exploited by those who consciously or unconsciously present anti-Semitism in a new guise.

We need a greening of globalisation.

The shadow of an exit of Greece from the euro zone takes on ever clearer shape, repeated apparently final attempts to reach a deal are starting to make the whole process look ridiculous. There is an ever greater number of people who feel as if the Greek government is giving them the run-around.