Da'as Tevunos - Section 110

Said the intellect - When we look with precision at the existence of things, we find that negativity is not other than the loss of goodness itself. And were we to take all of the types of goodness that are in existence, and understand their boundaries, and all types of negativity and understood their boundaries as well, we would see that there is no existence to the negative ones other than deficits in those good ones themselves. Therefore it is not applicable her to say there are two G-dly emanations, rather the G-dly emanation and the absence and its nullification in total or in part as we explained.: