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
Prometheus Unbound A Poem by Percy Bysshe Shelley www.poetryfoundation.org More real than living man
More real than living man He will watch from dawn to gloom The lake reflected sun illume The yellow bees in the ivy-bloom Nor heed, nor see, what things they be; But from these create he can Forms more real than living man. The Nature and Aesthetics of Design making