It will very readily occur, that this uniformity of barrenness can afford very little amusement to the traveller; that it is easy to sit at home and conceive rocks and heath, and waterfalls; and that these journeys are useless labours, which neither impregnate the imagination, nor enlarge the understanding. It is true that of far the greater part of things, we must content ourselves with such knowledge as description may exhibit, or analogy supply; but it is true likewise, that these ideas are always incomplete, and that at least, till we have compared them with realities, we do not know them to be just. As we see more, we become possessed of more certainties, and consequently gain more principles of reasoning, and found a wider basis of analogy.
Regions mountainous and wild, thinly inhabited, and little cultivated, make agreat
