Arthur Conan Doyle (1891) A Scandal in Bohemia
 • See also:
 • It is a capital mistake to theorize before you have all the evidence. It biases the judgment.
  • Arthur Conan Doyle( 1887), A Study in Scarlet , Part 1, chap. 3

It is a capital mistake to theorize before one has data. Insensibly one begins to twist facts to suit theories, instead of theories to suit facts.

— Arthur Conan Doyle on Fact

What It Means

This is a placeholder explanation generated by the low-overhead model. It interprets "It is a capital mistake to theorize before one has data. Insensibly one begins to twist facts to suit theories, instead of theories to suit facts." in the context of "Arthur Conan Doyle (1891) A Scandal in Bohemia
 • See also:
 • It is a capital mistake to theorize before you have all the evidence. It biases the judgment.
  • Arthur Conan Doyle( 1887), A Study in Scarlet , Part 1, chap. 3" to mean that wisdom is timeless.

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Source: Wikiquote: "Fact" (Quotes, 19th century: Quotes arranged chronologically) The 'What it means' explanation text was generated by Google Gemini Flash (accessed January 18, 2026). https://gemini.google.com/app
Arthur Conan Doyle

About Arthur Conan Doyle

Sir Arthur Ignatius Conan Doyle (May 22 1859 – July 7 1930) was a British writer and physician, most famous as the creator of the character Sherlock Holmes.