Designer, implementor, user, writer A Fragment by Donald Knuth dl.acm.org Thus, I came to the conclusion that the designer of a new system must not only be the implementor and the first large-scale user; the designer should also write the first user manual. The separation of any of these four components would have hurt TeX significantly. If I had not participated fully in all these activities, literally hundreds of improvements would never have been made, because I would never have thought of them or perceived why they were important. Eating your own dog food making
Classical absurdity Corbusier observed that the requirements of flight of necessity rid airplanes of all superfluous decoration and so unwittingly transformed them into successful pieces of architecture. To place a Classical statue atop a house was as absurd as to add one to a plane, he noted, but at least by crashing in response to this addition, the plane had the advantage of rendering its absurdity starkly manifest. Alain de Botton, The Architecture of Happiness Shorten the wingsTowards a New ArchitectureForm follows function function