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Computer Quote by Donald Knuth

“Programs are meant to be read by humans and only incidentally for computers to execute.” quote by Donald Knuth
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“Programs are meant to be read by humans and only incidentally for computers to execute.”

Donald Knuth

About This Quote

Source Book: The Art of Computer Programming, 1968

Code should prioritize human readability, with machine execution as a secondary concern.

In simple terms: Write code for people first.

Key Takeaway

Prioritize clarity over cleverness.

Themes

programming readability human-centered design

Mood

pragmatic technical

Type

technical educational

When to use this quote

  • code reviews
  • education
  • documentation

Key Concepts

software engineering cognitive ergonomics

Questions to Reflect On

  • How to balance readability and efficiency?
  • When is machine optimization justified?
A Different Perspective

Sometimes performance demands compromise readability.

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