It’s the golden ratio! We have double squares here, containing recurring nets of squares—and with the pathways bisecting the entire construction, we make several three-four-five triangles, as well. It’s so pleasing! I find it extraordinary that somebody would take the trouble to do this, and on such a magnificent scale. The boxwoods are perfect, too. They seem to serve as equation marks to all the conjugates. She must have been a delight, your mother.”