I have met with but one or two persons in the course of my life who understood the art of Walking, that is, of taking walks,-who had a genius, so to speak, for sauntering: which word is beautifully derived "from idle people who roved about the country, in the Middle Ages, and asked charity, under pretence of going à la Sainte Terre" to the Holy Land, till the children exclaimed, "There goes a Sain...