.
With renewed courage I felt my way before me, till my sense of touch told me that I was at the screen behind which lay the stair to the Crypt.
There I waited, silent, still.
My own part was done, so far as I knew how to do it.

Beyond this, what was to come was, so far as I knew, beyond my own control.

I had done what I could; the rest must come from others.

I had exactly obeyed my instructions, fulfilled my warranty to the utmost in my knowledge and power.

There was, therefore, left for me in the present nothing but to wait.
It is a peculiarity of absolute darkness that it creates its own reaction.