Not the poem which we have read , but that to which we return , with the greatest pleasure, possesses the genuine power, and claims the name of essential poetry .
The Language of the Dream/Night is contrary to that of Waking/Day. It is a language of Images and Sensations, the various dialects of which are far less different from each other, than the various Day-Languages of Nations.
Like one, that on a lonesome road Doth walk in fear and dread, And having once turned round walks on, And turns no more his head; Because he knows, a frightful fiend Doth close behind him tread.
All Science is necessarily prophetic, so truly so, that the power of prophecy is the test, the infallible criterion, by which any presumed Science is ascertained to be actually & verily science. The Ptolemaic Astronomy was barely able to prognosticate a lunar eclipse; with Kepler and Newton came Science and Prophecy.