# Wikipedia Authors - John Gall (author) (Highlights) ![rw-book-cover|256](https://readwise-assets.s3.amazonaws.com/static/images/article0.00998d930354.png) ## Metadata **Review**:: [readwise.io](https://readwise.io/bookreview/38346643) **Source**:: #from/readwise #from/reader **Zettel**:: #zettel/fleeting **Status**:: #x **Authors**:: [[Wikipedia Authors]] **Full Title**:: John Gall (author) **Category**:: #articles #readwise/articles **Category Icon**:: 📰 **URL**:: [en.wikipedia.org](https://en.wikipedia.org/wiki/John_Gall_(author)#Gall's_law) **Host**:: [[en.wikipedia.org]] **Highlighted**:: [[2024-03-04]] **Created**:: [[2024-03-06]] ## Highlights ### Gall's law - A complex system that works is invariably found to have evolved from a simple system that worked. A complex system designed from scratch never works and cannot be patched up to make it work. You have to start over with a working simple system.