Everything has its limits, even darkness. In our eyes, darkness is the background, the default state, and any light and beauty plays upon it only as a visitor, an intruder upon the emptiness, eventually to fade back into the darkness by fault of entropy. But the true background of being is pure light. Not the temporal light of the creation itself, but the light of its Creator that cannot be extinguished. Even within each thing that exists now, its true being is that light. For...