Data Quote by Arthur Conan Doyle
“It is a capital mistake to theorize before one has data.”
About This Quote
Source Novel: The Lost World, 1912
Formulating theories without data leads to errors; evidence must precede speculation.
In simple terms: Data should guide conclusions, not the reverse.
Base ideas on solid evidence.
Themes
Mood
Type
When to use this quote
- research design
- policy analysis
- product development
- medical diagnosis
Key Concepts
Questions to Reflect On
- How do you ensure decisions are data‑driven?
- When is intuition appropriate?
Time constraints can limit data collection.