The Commens Dictionary
Quote from ‘CSP's Lowell Lectures of 1903. 2nd Part of 3rd Draught of Lecture III’
The mode of being of the quality is that of Firstness. That is to say, it is a possibility. It is related to the matter accidentally; and this relation does not change the quality at all, except that it imparts existence, that is to say, this very relation of inherence, to it.