All at once, in one flash, he recollected everything.

For the first moment he thought he was going mad. A dreadful chill came over him; but the chill was from the fever that had begun long before in his sleep. Now he was suddenly taken with violent shivering, so that his teeth chattered and all his limbs were shaking. He opened the door and began listening — everything in the house was asleep. With amazement he gazed at himself and everything in the room around him, wondering how he could have come in the night before without fastening the door, and have flung himself on the sofa without undressing, without even taking his hat off. It had fallen off and was lying on the floor near his pillow.

“If anyone had come in, what would he have thought? That I’m drunk but...”