Explore/Thinkers/Ivan Illich — Tools for ConvivialitybookIvan Illich — Tools for ConvivialityIllich, Ivan. *Tools for Conviviality*. New York: Harper & Row, 1973.Focus in observatoryPrevious← Isaiah Berlin — The Hedgehog and the Fox.NextJ. A Easterbrook — The Effect of Emotion on Cue Utilization. →Related booksBookLiving in SedimentHow Structures Outlive Their ReasonsWe live inside inherited systems built for constraints that no longer exist. When structures survive after their reasons disappear, meaning drifts—and the danger is forgetting the sediment is sediment.