I dreamed that Milton's spirit rose, and took
From life's green tree his Uranian lute;
And from his touch sweet thunder flowed, and shook
All human things built in contempt of man,--
And sanguine thrones and impious altars quaked,
Prisons and citadels...
Percy Bysshe Shelley
http://www.poemhunter.com/poem/fragment-milton-s-spirit/