VIII. Working with Sculptural Architecture II
Now imagine the kind of force necessary to enlarge this insignificant-looking part on this side (north portal of the main building which becomes the chimney). If you have a small rubber bag that you want to enlarge, you have to press it this way and that way from inside so that it gets bigger. A force has to be there that can enlarge things and develop them. So if one of these side wings really has to be puffed up, it would have to be done by a force working from inside, from here (see left diagram).
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