'... We can understand the significance of mobility only if we first recognize the centrality of fixed placein the psychological architecture of traditional man. This centrality is reflected in our culture in innumerable ways. Indeed, civilization, itself, began with agriculture—which meant settlement, an end, at last, to the dreary treks and migrations of the paleolithic nomad. The very word "rootedness" to which we pay so much attention today is agricultural in origin. The precivilized nomad listening to a discussion of "roots" would scarcely have understood the concept.'