My very soul demands you: it will be satisfied, or it will take deadly vengeance on its frame.
Chapter 37 · Edward Rochester
Context
Rochester insists he cannot live without Jane, describing his need for her in absolute terms.
Analysis
Rochester personifies his soul as an entity that 'demands' Jane and threatens 'deadly vengeance' on his own body if refused. This splits him into two agents—soul and frame—with the soul holding the body hostage. The word 'demands' is violent and non-negotiable, yet because the demand is turned inward (he's threatening himself, not her), it reads as passion contained rather than tyranny expressed.
Essay Tip
Use this to argue that Rochester's hyperbolic language of self-destruction shows he has internalized the violence he once directed outward—he no longer tries to control Jane, but he still speaks in extremes, revealing passion that hasn't been tempered, only redirected.