45. All actions and attitudes of children are graceful, because they are the luxuriant and immediate offspring of the moment—divested of affectation, and free from all pretence.
Coroll.—The attitudes and motions of the figures of Rafaelle are graceful because they are poised by Nature.
46. Proportion, or symmetry, is the basis of beauty; propriety, of grace.
47. Creation gives, invention finds existence.
48. Invention in general is the combination of the possible, the probable, or the known, in a mode that strikes with novelty.
Coroll.—Invention has been said to mean no more than the moment of any fact chosen by the artist.
To say that the painter's invention is not to find or to combine its own subject, is to confine it to the poet's or historian's alms—is to annihilate its essence; it says in other words, that Macbeth or Ugolino would be no subjects for the pencil, if they had not been prepared by history and borrowed from Shakspeare and Dante.