Of his bones are coral made;

Those are pearls that were his eyes:

Nothing of him that doth fade,

But doth suffer a sea-change

Into something rich and strange.

Sea-nymphs hourly ring his knell:

Hark! now I hear them,—ding—dong, bell."[523:A]

Well may Ferdinand exclaim, "This is no mortal business!"

The spirits of earth, or goblins, were usually employed by Prospero as instruments of punishment. Thus Caliban, apprehensive of chastisement for bringing in his wood too slowly, gives us a fearful detail of their inflictions:—

——————————— "His spirits hear me—