But I cannot say, from my own experience, that the same process takes place in transferring our ideas to canvas; they gain more than they lose in the mechanical transformation. One is never tired of painting, because you have to set down not what you knew already, but what you have just discovered. In the former case you translate feelings into words; in the latter, names into things. There is a continual creation out of nothing going on. With every stroke of the brush a new field of inquiry is laid open; new difficulties arise, and new triumphs are prepared over them. By comparing the imitation with the original, you see what you have done, and how much you have still to do. The test of the senses is severer than that of fancy, and an over-match even for the delusions of our self-love. One part of a picture shames another, and you determine to paint up to yourself, if you cannot come up to Nature. Every