(9) This is as was mentioned before; the Harshness is the Prima Materia, or first Matter, which is strong, and very eagerly and earnestly attractive, that is Sal: The Bitterness is nin the strong Attracting, for the Spirit sharpens itself in the strong Attracting, so that it becomes wholly aching, [anxious or vexed.] For Example, in Man, when he is enraged, how his Spirit attracts itself, which makes him bitter [or sour,] and trembling; and if it be not suddenly withstood and quenched, we see that the Fire of Anger kindles in him so, that he burns in Malice, and then presently a to be revenged. Purpose.