Considered from the point of view of a creator of character he ranks next to him who made Hamlet.
If Shakespeare could sing with myriad lips, Browning could stammer through a thousand mouths. Had he been articulate, he might have sat beside him. This is an upsetting image; it makes the audience understand that Lady Macbeth would put a promise before the life of her own child.
The only man who can touch the hem of his garment is George Meredith. Stating the physical differences of males and females not only shows the limitations of her desire she is a womanbut reflects on the position of women at the time because she is pleading to have all her feminine traits emoved to attain her desire.
Both are Romanticized.
Both are sonnets and written to or for a person admired.