Since then the Soul works by her self alone,Springs not from Sense, nor Humours well agreeing,Her Nature is peculiar, and her own;She is a Substance, and a perfect Being.SECT. IV.That the Soul is a Spirit.BVT though this Substance be the Root of Sense,Sense knows her not, which doth but Bodies know:She is a Spirit, and Heav'nly Influence,Which from the Fountain of God's Spirit doth flow.She is a Spirit, yet not like Air, or Wind;Nor like the Spirits about the Heart, or Brain;Nor like those Spirits which Alchymists do find,When they in ev'ry thing seek Gold in vain.For she all Natures under Heav'n doth pass,Being like those Spirits, which God's bright Face do see;Or like Himself, whose Image once she was,Though now (alas!) she scarce his Shadow be.0