Giorgio Vasari, Lives of the Most Excellent Painters… (1850)
“ It is, however, certain, that if the art of sculpture incur the danger of losing its vitality, there is always less difficulty in its restoration than in that of painting, the former having ever the living and natural model, in the rounded forms which are such as she requires, while the latter cannot so lightly recover the pure outlines and correct manner demanded for her works, and from which alone the labours of the painter derive majesty, beauty, and grace. ”
