It's understandable that Europe's Muslims are in a difficult situation, which is partly their own doing and partly not.

Many things can happen very quickly in times of crisis.

The significant collapse of oil prices shows that it was previously way too high.

History shows us a lot of things. It shows why the Lord's Prayer includes the supplication: "And lead us not into temptation." In my day, dissertations were still written by hand, or drummed out with a typewriter. In the past, you had to round up the literature, find the books and find the passages. Nowadays you click on Wikipedia or Google and you have everything you need. This probably makes it more difficult to resist temptation.

It has been clear for some time now that we have to do more for domestic and external security. I am prepared for that.

In China, it was always said that a double-digit rate of growth would be dangerous. Now, the country has a growth rate of 6.9 percent and suddenly that is supposed to be a catastrophe for the global economy.

As for the role of France and Germany: French politics is often more self-confident then German politics due to the catastrophe in the first half of the last century. If Berlin and Paris don't agree, then it is difficult to make progress in Europe.