text:  And we can point to the general admiration of the world learned and unlearned that a "contemptible fragment of a splintery crag" has been found to answer all the purposes of an impression of the greatness of nature her free great and awful forms and that depth shades power of chiaro-scuro are found in nature to be strongest in objects of no very great magnitude; for our vision requires nearness and we want not the knowledge that a mountain is 20 000 feet high to be convinced that it is quite large enough to crush man and all his works; and that they who in their terror of a greater pressure would call upon the mountains to cover them and the holes of rocks to hide them would think very little of the measurement of the mountains or how the caverns of the earth are made