The Malling-Hansen writing ball, with its potential and limitations, redefined Nietzsche’s philosophical and creative expression.Friedrich Nietzsche has been described as — and accused of — many things, some of them strikingly contradictory. Nazi ideologues selectively appropriated elements of his philosophy, such as extreme individualism and his allegory of the Übermensch, to suit their agenda. And during the notorious Dreyfus Affair in France, anti-Semites vilified supporters of the Jewish off...