After losing year-long friendships with composer Richard Wagner and philosopher Arthur Schopenhauer over intellectual quarrels around the mid-1870s, the mental and emotional health of German philosopher Friedrich Nietzsche started to deteriorate. In search of a cure for his ails and his ever-increasing migraines, Nietzsche started to roam the warmer climates of Northern Italy and Southern France, living as a free philosopher and eventually coming to some of his more radical philosophical ideas. From December 1883 to April 1884, Nietzsche settled in the quiet coastal town of Èze, at the heart of…