He gives the reader a good understanding of how it is possible to design with consideration for all elements of human perception. Color, scale, proportion, form, volume, sound, etc. Even textured surfaces are given important consideration. Rough surfaces as opposed to smooth surfaces are very detectable by the human eye. Slight modifications of surface texture is often times perceptible.
Windows allow light to pan through to the indoors.
Venetian windows are set at room corners with deep recesses letting in directional and intense daylight. Le Corbusier, in Ronchamp, made deep recesses in thick walls to allow in directional light. This is another way of observing the effect architects may have on a culture. Perhaps what is to be learned in this book is the importance of all the senses which play on our being while experiencing the world. In constant transformation, always seeking to give order, the cities in the world all have one thing in common.