	He had a great knowledge of the Swiss political system and habits. In "Letters with Suzanne" (French: "Lettres à Suzanne", Lausanne, Switzerland, 1949), he denounced ""the occult influence of hitlerism on Swiss people during the second world war, which were not conscious of being under"". About Swiss Politic in general, in the same book, covering the Federal Palace, he said, with his alert and sharp pen: