Edgar Huntly or Memoirs of a Sleep Walker

The ensuing day was spent, partly in sleep, and partly in languor and disquietude. I incessantly ruminated on the incidents of the last night. The scheme that I had formed was defeated. Was it likely that this unknown person would repeat his midnight visits to the Elm? If he did, and could again be discovered, should I resolve to undertake a new pursuit, which might terminate abortively, or in some signal disaster? But what proof had I that the same rout would be taken, and that he would again inter himself alive in the same spot?