Final answer:
Raphael is characterized as an exceptional artist with admirable qualities according to Speaky's description. His grace, diligence, beauty, modesty, and good character create a virtuous persona that elevates him above other artists.
Step-by-step explanation:
Raphael is characterized based on the way Speaky describes him as a rare combination of extraordinary gifts and admirable qualities. Speaky describes Raphael as having grace, diligence, beauty, modesty, and good character, which together make him more than just a mere man, but rather a mortal god. With these qualities, Raphael is seen as a virtuous individual who excels not only in art but also in manners. His exceptional talents and virtues are emphasized as qualities that would overshadow any flaws he may have.