Scarcely had I dropped my head back into its original position, when there flashed upon my mind what I cannot better describe than as the unformed half of that idea of deliverance to which I have previously alluded, and of which a moiety only floated indeterminately through my brain when I raised food to my burning lips. The whole thought was now present -- feeble, scarcely sane, scarcely definite, -- but still entire. I proceeded at once, with the nervous energy of despair, to attempt its execution.

     For many hours the immediate vicinity of the low framework upon which I lay, had been literally swarming with rats. They were wild, bold, ravenous; their red eyes glaring upon me as if they waited but for motionlessness on my part to make me their prey. "To what food," I thought, "have they been accustomed in the well?"