Thought Crime O'Brien's knowledge of Winston's thoughtcrimes plays a large role in these chapters. How does O'Brien use Winston's thoughtcrimes during...

also
believes that rebellion lies in the hands of the Proles.  The photo is used against him because
he did see it, but he is made to doubt even this.  He becomes inable to determine what is real
and what isn't, which is exactly what the Party wants.  They constantly change the country with
whom they are at war, they change the chocolate rations and expect people to be grateful, they
rewrite history so often that no one knows the real truth.