CHAPTER III
THE LAMP OF POWER
I. In recalling the impressions we have received from the works of man, after a lapse of time long enough to involve in obscurity all but the most vivid, it often happens that we find a strange pre-eminence and durability in many upon whose strength we had little calculated, and that points of character which had escaped the detection of the judgment, became developed under the waste of memory; as veins of harder rock, whose places could not at first have been discovered by the eye, are left salient under the action of frosts and streams. The traveller who desires to correct the errors of his judgment, necessitated by inequalities of temper, infelicities of circumstance, and accidents of association, has no other resource than to wait for the calm verdict of interposing years; and to watch for the new arrangements of eminence and shape in the images which remain latest in his memory; as in the ebbing of a mountain lake, he would watch the varying outline of its successive shore, and trace, in the form of its departing waters, the true direction of the forces which had cleft, or the currents which had excavated, the deepest recesses of primal bed.
In thus reverting to the memories of those works of architecture by which we have been most pleasurably impressed, it will generally happen that they fall into two broad classes; the one characterized by an ex-
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