it would have been impossible for him to represent. But there is not one change in the casting of the jagged shadows along the hollows of the hills, but it is fixed on his mind for ever; not a flake of spray has broken from the sea of cloud about their bases, but he has watched it as it melts away, and could recall it to its lost place in heaven by the slightest effort of his thoughts. Not only so, but thousands and thousands of such images, of older scenes, remain congregated in his mind, each mingling in new associations with those now visibly passing before him, and these again confused with other images of his own ceaseless, sleepless imagination, flashing by in sudden troops. Fancy how his paper will be covered with stray symbols and blots, and undecipherable short-hand:—as for his sitting down to "draw from Nature," there was not one of the things which he wished to represent that stayed for so much as five seconds together: but none of them escaped, for all that: they are sealed up in that strange storehouse of his; he may take one of them out, perhaps, this day twenty years, and paint it in his