"Will Your Greatness (Majesty) deign to take Your Greatness's feather out of my eye?"
Or: "May it never please Your Transparency (Durchlaucht, German for Highness) to let His Greatness see through you."
I am several times a Countess besides a Princess, Duchess, etc., and Richard continued with his paraphrasing of titles:
"Your Illuminatedness[8] makes lights quite unnecessary," and he switched them off in a room already darkened by blinds and shades and curtains.
FOOTNOTES:
[8] "Illuminated" is the proper title for German counts of the higher class.