" Castles in the Air

My thoughts by night are often filled
With visions false as fair:
For in the past alone I build
My castles in the air.

I dwell not now on what may be:
Night shadows o'er the scene:
But still my fancy wanders free
Through that which might have been. "

― Thomas Love Peacock , Delphi Complete Works of Thomas Love Peacock (Illustrated) (Delphi Series Nine Book 19)