There are an Infinity of Artifices to Hide Defects, or Give Advantages, which come under this Head of Invention ; as does all Caprices, Grotesque, and other Ornaments, Masks, &c. together with all Uncommon, and Delicate Thoughts : such as the Cherubims attending on God when he appeared to Moses in the Burning Bush, which Rafaëlle has painted with Flames about them instead of Wings ;