there exist caricatures that are more lifelike than portraits, caricatures in which the exaggeration is scarcely noticeable, whilst, inversely, it is quite possible to exaggerate to excess without obtaining a real caricature. For exaggeration to be comic, it must not appear as an aim, but rather as a means that the artist is using in order to make manifest to our eyes the distortions which he sees in embryo. It is this process of distortion that is of moment and interest. And that is precisely why we shall look for it even in those elements of the face that are incapable of movement, in the curve of a nose or the shape of an ear. For, in our eyes, form is always the outline of a movement. The caricaturist who alters the size of a nose, but respects its ground plan, lengthening it, for instance, in the very direction in which it was being lengthened by nature, is really making the nose indulge in a grin. Henceforth we shall always look upon the original as having determined to lengthen itself and start grinning. In this sense, one might say that Nature herself often meets with the successes of a caricaturist. In the movement through which she has slit that mouth, curtailed that chin and bulged out that
