In every science certain things must be accepted as first principles if the subject matter is to be understood; and these first postulates rest upon faith.

Since beings desire to exist, because to exist is a good thing: they desire the One without which they cannot exist.

All we know of the truth is that the absolute truth, such as it is, is beyond our reach.

That that which is neither true nor truthlike does not exist. Now, whatever exists, exists otherwise in something else than it exists in itself.

You are therefore able to run on this path, on which God is found above all vision, hearing, taste, touch, smell, speech, sense, rationality, and intellect. It is found as none of these, but rather above everything as God of gods and King of all kings. Indeed, the King of the world of the intellect is the King of kings and Lord of lords in the universe.

All visible things would not claim as their king some color of their region, which is actually among the visible things of this region, but rather would say, he is the highest possible beauty of the most lucid and perfect color.

Every angle acknowledges that it is a likeness of true angularity, for [each angle] is angle not insofar as angle exists in itself but insofar as angle exists in something else, viz., in a surface. And so, true angularity is present in creatable and depictable angles as in a likeness of itself.