The razor represents the power the barber has over the Captain. The barber realizes that with just a little more pressure on the razor he could murder the Captain. Yet he also realizes that this razor has the power to transform his destiny and mark him as a murderer for the rest of his life.
What was one theme that the barbors razor symbolized? A theme that the harbored razor symbolized was life and death because the razor in the barbors hands could have been used to keep Captain Torress's life or take his life.