Travel, which was once either a necessity or an adventure, has become very largely a commodity, and from all sides we are persuaded into thinking that it is a social requirement, too.
Jan MorrisMovement was the essence of Manhattan. It had always been so, and now its sense of flow, energy, openness, elasticity as Charles Dickens had called it, was headier than ever. Half the cityโs skill and aspirations seemed to go into the propagation of motion.
Jan Morris