Sentence:  My stock is a 3-1 bet to split by then, providing I have the guts to stonewall the supreme court of last resort, Key Biscayne, with my claim to gutlessly (i.e., physically unreally) surrounding the citadel with a mote in the beam of the Don, my brother&#39;s eye, a doubt and <WSD>redoubt</WSD> in the possibility of man&#39;s redemption. 
Meaning of the word marked with <WSD> tags:  The return of doubt.