He dashed through the stream and ran up the shelf like a klipspringer after me.

I felt rather than saw what was happening, and with my heart in my mouth I gathered my dregs of energy for the last struggle.
You know the nightmare when you are pursued by some awful terror, and, though sick with fear, your legs have a strange numbness, and you cannot drag them in obedience to the will.

Such was my feeling in the crack above the juniper tree.

In truth, I had passed the bounds of my endurance.

Last night I had walked fifty miles, and all day I had borne the torments of a dreadful suspense.