Donald Trump is betraying everything that made America great: tolerance, democratic institutions and respect for the individual. In that sense, Trump is the most un-American U.S. president that the country has had in a long time.

Britain, Europe's second largest economy, a member of the G-7 and the UN Security Council, wants to leave the EU. That weakens us and it weakens Britain.

Trump believes politics is a staged fight. But it is not. Still, clear words are sometimes needed in politics. In that sense, I believe I am better than Mrs. Merkel.

The construction of social housing and the attempt to support families seeking to buy their own homes are all projects from the 1960s and '70s. It all sounds old-fashioned, but it is actually completely modern.

France is ready for a European revolution and it is Germany that is pulling the brakes. For a long time, it was the other way around. You don't have to agree with the details of every single one of Emmanuel Macron's suggestions, but he's right about the idea of a new foundation of Europe. Europe's Social Democrats have long demanded this. If we really want to, we can create a different, better Europe in the coming years.

Without new money, salaries won't be paid, the health system will stop functioning, the power network and public transport will break down, and they won't be able to import vital goods because nobody can pay.

I have no illusions. Of course, Russia is massively upgrading its military. We know that Russia is pursuing a policy of expansion. This is of course a cause for concern among Eastern European countries.