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Crime Quote by Sir Arthur Conan Doyle

“It is a capital mistake to theorise before one has data.” quote by Sir Arthur Conan Doyle
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““It is a capital mistake to theorise before one has data.””

Sir Arthur Conan Doyle

About This Quote

Source Speech: Public lecture, 1900s, null

Emphasizes that forming theories without evidence leads to errors.

In simple terms: Don’t theorize before data.

Key Takeaway

Gather data first.

Themes

science critical thinking methodology

Mood

cautious analytical

Type

educational philosophical

When to use this quote

  • research
  • investigation
  • decision making

Key Concepts

empiricism hypothesis testing

Questions to Reflect On

  • How can you ensure data quality?
  • What risks arise from premature conclusions?
A Different Perspective

Data may be scarce or misleading.

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