Poe and Whitman were both poets preoccupied with the thought of death, but, whereas Whitman forced himself to praise it, Poe was in revolt against it as the ultimate tyrant. He saw it as the one thing that made dreadful those enchanted islands, those enchanted valleys, those enchanted palaces in which, for him, so much of the beauty of the world took refuge. He could not reconcile himself to a world that was governed by mortality. There is the wistfulness of the exile from a lost Paradise running through his verse. He is essentially a man for whom the spiritual universe exists. His angels and demons may not resemble the angels and demons of the churches—may, indeed, be little more than formulæ in his dreamland. But they are at least the formulæ of a poet into whose dreams has come the rumour of immortality. He cannot believe that the City of Death, with its awful stillness, can last for ever—that city where

Shrines and palaces and towers

(Time-eaten towers that tremble not!)

Resemble nothing that is ours.

Around, by lifting winds forgot,

Resignedly beneath the sky

The melancholy waters lie.

He feels that somewhere Eldorado is to be found, as it is by the knight who sought it:

And as his strength

Failed him at length