And know that the world is one in essence and many in form, and if it is one in essence then it is not impossible, and likewise the form is not impossible because of the inversion of the facts that leads to it, for heat cannot be cold and dryness is not dampness and whiteness is not impossible for blackness and triangulation does not become squareness but hot may be found only as cold. At the time of its being hot, likewise the cold may exist as hot except at the time of its being cold. Likewise, the white may be black, as we mentioned, and the triangle may be square, so the transformation is invalidated. The earth, water, air, celestials, and generators are forms in the substance, so forms are taken off of it, so it is called by it in terms of its form, which is the universe, and forms are taken off of it, so it disappears. By its disappearance, that is the name, which is corruption. There is no transformation in the universe, the meaning of which is that the essence of a thing h