How soft a Caterpillar steps — Plunderer

How soft a Caterpillar steps-1
I fond one on my Hand
From such a velvet world it comes
Such plushes at command
Its soundless travels just arrest 5
My slow-terrestrial eye
Intent upon its own career
What use has it for me-
(F.1523/J.1448)
[1] Caterpillar:: a rapacious person, plunderer; Dickinson's inner self.
[2] my Hand:: her writing.
[3] Velvet:: soft and delicat.
[5] soundless:: without notice of the public.
[6] slow:: dilatory, sluggish. terrestrial:: worldly, mundane.
[7] its own career:: her writing style.