Being moderately worried motivates us more and increases the feeling of joy if everything turns out well in the end, according to a study by an American psychologist.
The gesture of washing your hands allows you to make a "clean slate" by eliminating doubts about decisions we have made recently, according to a study by the University of Michigan (USA) published in the journal Science.
Danni Büchner is invited to Sam Dylan's Halloween party. But the "Goodbye Germany" emigrant has no desire for many other party guests. And find clear words.