Meaning
an act of stealth/ And troubled pleasure
“proudly row’d”
“like a Swan”
I struck and struck again
the huge Cliff /Rose up between me and the stars
Upreared its head
strode after me
Structure 1
Blank verse, iambic pentameter. Unrhymed, naturalisic as if private thoughts to reader
Structure 2
“struck” and “struck again” start vs Volta
Repeated language changed from excitement to panic, change of state of mind,