he was fastening the rope to the rafter. _The other end, I saw, was
already round his neck!_

This gave me at once the necessary strength, and in a second I had swung
myself on to a beam, crying aloud with all the authority I could put
into my voice--

"You fool, man! What in the world are you trying to do? Come down at
once!"

My energetic actions and words combined had an immediate effect upon him
for which I blessed Heaven; for he looked up from his horrid task,
stared hard at me for a second or two, and then came wriggling along
like a great cat to intercept me. He came by a series of leaps and
bounds and at an astonishing pace, and the way he moved somehow inspired
me with a fresh horror, for it did not seem the natural movement of a
human being at all, but more, as I have said, like that of some lithe
wild animal.

He was close upon me. I had no clear idea of what exactly I meant to do.
I could see his face plainly now; he was grinning cruelly; the eyes were
positively luminous, and the menacing expression of the mouth was most
distressing to look upon. Otherwise it was the face of a chalk man,
white and dead, with all the semblance of the living human drawn out of
it. Between his teeth he held my clasp knife, which he must have taken
from me in my sleep, and with a flash I recalled his anxiety to know
exactly which pocket it was in.

"Drop that knife!" I shouted at him, "and drop after it yourself--"