End-to-end principle: Difference between revisions

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{{quote|We don’t want to sell you Life Insurance . . we want you to know and have ''what life insurance will do''. A 1/4 million drills were sold last year: no one wants a [[drills and holes|drill]]. What they want is the hole.
{{quote|We don’t want to sell you Life Insurance . . we want you to know and have ''what life insurance will do''. A 1/4 million drills were sold last year: no one wants a [[drills and holes|drill]]. What they want is the hole.
:—The ''Manhattan Mutual Life Company'' advertisement, Manhattan Kansas, 1946}}
:—The ''Manhattan Mutual Life Company'' advertisement, Manhattan Kansas, 1946}}
{{quote|“I don’t think it works like that at all. You see an electric drill in a shop and decide you want it. Then you take it home and wander around your house looking for excuses to drill holes in things.”
:—Llewelyn Thomas, quoted in {{author|Rory Sutherland}}’s {{br|Alchemy}}}}
A new tool is not an end-goal in itself but a means to improving an existing [[Systems theory|system]] to create a certain output. In figuring out how to improve that system bear in mind the stocks, flows and feedback loops already in that system: these are what you need to influence; your machine needs to influence them.
A new tool is not an end-goal in itself but a means to improving an existing [[Systems theory|system]] to create a certain output. In figuring out how to improve that system bear in mind the stocks, flows and feedback loops already in that system: these are what you need to influence; your machine needs to influence them.