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
White cloth I used to be very interested in the fact that anything, no matter how rough, rusted, diffy, or otherwise discredited it was, looked good if you set it down on a stretch of white cloth. Because anytime you set some detail of the world off that way, it was able to take on its true stature as an object of attention. Nicholson Baker, The Mezzanine Dwelling in ritualDrawing a frame beautyflaws