The Evolution of Useful Things A Book by Henry Petroski Here, then, is the central idea: the form of made things is always subject to change in response to their real or perceived shortcomings, their failures to function properly. This principle governs all invention, innovation, ingenuity. Spike and sponShaped and reshapedForm follows failureTheir wrongness is somehow more immediateA small corner of the world of things+23 More The evolution of devices formfunctioninventionprogressfailure
Forces of conflict A pattern which prevents us from resolving our conflicting forces leaves us almost perpetually in a state of tension. For, if we live in a world where work is separated from family life, or where courtyards turn us away, or where windows are merely holes in the wall, we experience the stress of these inner and conflicting forces constantly. We can never come to rest. We are living then, in a world so made, so patterned, that we cannot, by any stratagem, defeat the tension, solve the problem, or resolve the conflict. In this kind of world the conflicts do not go away. They stay within us, nagging, tense…The build-up of stress, however minor, stays within us. We live in a state of heightened alertness, higher stress, more adrenaline, all the time. Christopher Alexander, The Timeless Way of Building Fucking up the world