He told me inside the middle of our conversation that the Germans inside the northern part of the Germany are extremely intelligent mainly because the northern land is a so flat everywhere and you could see the horizon everywhere, which induces the individuals to visualize additional and become naturally additional intelligent. But he quipped receding from his earlier stand that the individuals surrounded by the Alps as well as the surrounding valley regions in Bavaria also could go to the mountaintops and get a wider vision and they also could become additional intelligent.