"I shall see well enough."
He doesn't need the pince-nez. He hasn't needed it for a long time. The amber giveth and the amber taketh, and it took a few tries to get it right, but nowadays the lenses in his characteristic adornment are of flat glass.

He caresses one side of the Professor's face and murmurs: "I am a greedy creature. If I get all that I want, nothing will be left of thee when I leave. And as such, I shall take only what thou art willing to give, and repay in kind."