Why We Build the Wall A Song by Anaïs Mitchell genius.com What do we have that they should want? We have a wall to work upon We have work and they have none And our work is never done And the war is never won The enemy is poverty And the wall keeps out the enemy And we build the wall to keep us free That’s why we build the wall We build the wall to keep us free So that its destruction cannot begin workfreedomcapitalism
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