There Is No Word A Poem by Tony Hoagland www.poetryfoundation.org what I already am thinking about is my gratitude for language— how it will stretch just so much and no farther; how there are some holes it will not cover up; how it will move, if not inside, then around the circumference of almost anything— how, over the years, it has given me back all the hours and days, all the plodding love and faith, all the misunderstandings and secrets I have willingly poured into it. languagewords
What's wrong with the rational model We Don’t Really Know the Goal When We Start We Usually Don’t Know the Decision Tree – We Discover It as We Go The Nodes Are Really Not Design Decisions, but Tentative Complete Designs The Goodness Function Cannot be Evaluated Incrementally The Desiderata and Their Weightings Keep Changing The Constraints Keep Changing Frederick P. Brooks, Jr., What's Wrong With This Model? Changing constraintsDeciding what to designThe situation talks back