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A horizontal woodcut border composed of repeating circular floral patterns.
Since I have now undertaken to write of the first tincture the transmuting agent, the root of metals and minerals, as well as of spiritual things, and how metals and minerals are first conceived and born corporally: I have deemed it necessary to preface a certain discourse, by which I will uncover that all things exist in two classes, namely in natural and supernatural things. For that which is visible, comprehensible, and clothed in its own form, that is natural. But that which is incomprehensible and spiritual is called supernatural, as it is that which ought to be apprehended and judged by faith alone, such as the creation and especially the eternity of GOD, infinite, unsearchable, and immense, which nature cannot grasp nor human reason attain. This, therefore, is supernatural, which reason ought not to perceive but to apprehend by faith,