Man, full of emptiness and torn apart with homesickness for the desert has had to create from within himself an adventure, a torture-chamber, an unsafe and hazardous wilderness- this fool, this prisoner consumed with longing and despair, became the inventor of 'bad conscience'.
Friedrich Nietzsche (2006). “Nietzsche: 'On the Genealogy of Morality' and Other Writings Student Edition”, p.57, Cambridge University Press