It is the set of 3 periods at the end of the sentence, identified in grammatical terms as an ellipses, allowing for a trailing thought or a hesitation of motive, and here which differentiates from a singular finality of a period postulated to prevent a purposive punctuality of partition from a postscript.  If the last two periods were extracted and deleted, the delineation would connote a declarative assertion, unhesitant in conclusion, and confident in execution.  With those two additions, it implies and denotes hesitancy, a pause leaving the impression of loss or lack of confidence, and unable to determine the cogency of opinion formulated but for the ellipses. […]