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Depend Quote by Arthur Conan Doyle

“Depend upon it there comes a time when for every addition of knowledge you forget something that you knew before. It is of the highest importance, therefore, not to have useless facts elbowing out the useful ones.” “But the Solar System!” I protested.” quote by Arthur Conan Doyle
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““Depend upon it there comes a time when for every addition of knowledge you forget something that you knew before. It is of the highest importance, therefore, not to have useless facts elbowing out the useful ones.” “But the Solar System!” I protested.””

Arthur Conan Doyle

About This Quote

Source Book: The Adventures of Sherlock Holmes, 1892

Knowledge accumulates, causing older facts to be displaced by newer ones, so one must prioritize useful information.

In simple terms: New facts replace old; keep useful ones.

Key Takeaway

Focus on retaining valuable knowledge.

Themes

learning memory prioritization

Mood

reflective analytical

Type

educational philosophical

When to use this quote

  • studying
  • research
  • teaching
  • decision making

Key Concepts

cognitive overload information hierarchy

Questions to Reflect On

  • How do you decide which facts are useful?
  • What strategies prevent valuable info from being forgotten?
A Different Perspective

Useless facts can crowd out essential knowledge if not managed.

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