Skip to content

Impossible Quote by Terry Pratchett

“Once you’ve ruled out the impossible then whatever is left, however improbable, must be the truth. The problem lay in working out what was impossible, of course. That was the trick, all right.” quote by Terry Pratchett
Download Open image
““Once you’ve ruled out the impossible then whatever is left, however improbable, must be the truth. The problem lay in working out what was impossible, of course. That was the trick, all right.””

Terry Pratchett

About This Quote

Source Book: The Sign of Four by Arthur Conan Doyle, 1890

When you eliminate impossible explanations, the remaining unlikely one becomes the most plausible truth.

In simple terms: Eliminate impossibilities to find truth.

Key Takeaway

Focus on what cannot be ruled out.

Themes

logic investigation reasoning

Mood

curious analytical

Type

philosophical inspirational

When to use this quote

  • detective work
  • scientific research
  • problem solving
  • medical diagnosis

Key Concepts

deduction probability critical thinking

Questions to Reflect On

  • What impossible have you dismissed?
  • How do you test unlikely hypotheses?
A Different Perspective

Rare possibilities may still be false; consider evidence quality.

3.4 out of 5 (3 ratings)

More by Terry Pratchett

Explore all 3,330 Terry Pratchett quotes

More Impossible quotes

Browse all 7,633 Impossible quotes