" in becoming human, man had acquired, together with his straight legs and striding walk, a migratory ‘drive’ or instinct to walk long distances through the seasons; that this ‘drive’ was inseparable from his central nervous system; and that, when warped in conditions of settlement, it found outlets in violence, greed, status-seeking or a mania for the new. This "

― Bruce Chatwin , Anatomy of Restlessness: Selected Writings, 1969-1989