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About this quote

What does it mean?
Machines with interchangeable parts are reliable and economical despite complexity. Examples include typewriters, cameras, and automobiles.
In plain terms
Standardized parts make complex machines reliable and cheap to build.
What can you take from it?
Use interchangeable parts for reliable and economical machines.

Where it applies

  • factory planning
  • product design
  • engineering education

Putting it to work

  • standardize components
  • design for assembly
  • prioritize reliability

Questions to consider

  • What makes a machine reliable?
  • How do you design for scale?

Another view

Standardization can sometimes limit customization or innovation.

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