Percy Bysshe Shelley - Fragment: 'O Thou Immortal Deity' lyrics

[Published by Mrs. Shelley, "Poetical Works", 1839, 2nd edition.] O thou immortal deity Whose throne is in the depth of human thought,

I do adjure thy power and thee By all that man may be, by all that he is not, By all that he has been and yet must be! ***