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
Stands up and hums The ruin [at Marfa] itself, in fact, set the terms for the kinds of solutions Irwin would propose, since its absent roof and floor, and its shockingly wide-open sequences of windows, which overlap and align with one another from different points of view on the site, already presented a rich, thoroughly keyed-up set of perceptual events before Irwin ever considered the project. It was already one of those sites that, in Irwin's words, "stands up and hums" thanks to the rich quality of their perceptual phenomena. Matthew Simms, Robert Irwin: A Conditional Art Economy of line