John Gall Quotes

John Gall was an American author and retired pediatrician. Gall is known for his 1975 book General systemantics: an essay on how systems work, and especially how they fail..., a critique of systems theory. One of the statements from this book has become known as Gall's law. Wikipedia  

✵ 18. September 1925 – 15. December 2014
John Gall: 13 quotes0 likes

Famous John Gall Quotes

“A complex system can fail in an infinite number of ways”

John Gall

Source: General systemantics, an essay on how systems work, and especially how they fail..., 1975, p. 92, cited in: Erik Hollnagel (2004) Barriers and accident prevention. p. 182

“The system always kicks back. — Systems get in the way— or, in slightly more elegant language: Systems tend to oppose their own proper functions. Systems tend to malfunction conspicuously just after their greatest triumph.”

John Gall

Source: Systemantics: the underground text of systems lore, 1986, p. 27 cited in: Kevin Kelly (1988) Signal: communication tools for the information age. p. 7

“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, beginning with a working simple system.”

John Gall

Source: General systemantics, an essay on how systems work, and especially how they fail..., 1975, p. 65, cited in: Grady Booch (1991) Object oriented design with applications. p. 11

“Loose systems last longer and function better.”

John Gall

Source: General systemantics, an essay on how systems work, and especially how they fail..., 1975, p. 93. cited: Paul F. Downton (2008) Ecopolis: Architecture and Cities for a Changing Climate. p. 580

John Gall Quotes

“There is a world of difference, psychologically speaking, between the passive observation that Things Don't Work Out Very Well, and the active, penetrating insight that. Complex Systems Exhibit Unexpected Behavior.”

John Gall

Source: General systemantics, an essay on how systems work, and especially how they fail..., 1975, p. 33 cited in: Stanley A. Clayes, David Gelvin Spencer, Martin S. Stanford (1979) Contexts for composition. p. 94

“A selective process goes on, whereby systems attract and keep those people whose attributes are such as to make them adapted to life in the system: Systems attract systems-people.”

John Gall

Source: General systemantics, an essay on how systems work, and especially how they fail..., 1975, p. 66

“A system represents someone's solution to a problem. The system doesn't solve the problem.”

John Gall

Source: General systemantics, an essay on how systems work, and especially how they fail..., 1975, p. 74 Cited in: Roger Kaufman and Fenwick W. English (1979) Needs Assessment: Concept and Application, p. 94

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