If something no longer works should it be removed from the equation?

Man: My armor does not crack, it has no holes nor weak spots. It is not prone to rust; yet while it protects perfectly from without it traps me perfectly within.

Voice A: Did you think you could obtain the joys of love yet never suffer its pains?
Voice B: Of foolish man, you are worthless and dumb. You do not matter and cannot even see you're nothing more than a beggar.

Voice A: You have become commonplace.
Voice B: An interesting book placed upon the coffee table of life, often talked about, but rarely, if ever, used and read as you once were.

Voice A: Your purpose has changed.
Voice B: You no longer captivate, you cannot command, you now look pretty, like a single tile of a mosaic. While necessary, never so necessary that you might not be replaced by other stones.

Voice A: Indeed. You used to be the entire picture.
Voice B: A single piece is all that remains.

Voice A: Will you recapture your former glory?
Voice B: In doing so you may destroy the artwork altogether.

Voice A: Indeed you must replace the other tiles.
Voice B: Will this not make them as you are now? Angry? Frustrated? Ready to sacrifice the portrait for the sake of self?

Man: Wretch that I am! Oh Lord what should I do?