Collecting Quote by Ernest Rutherford
“That which is not measurable is not science. That which is not physics is stamp collecting.”
About This Quote
Source Lecture: Physics Foundations, Cambridge, 1920
Only measurable phenomena qualify as science; non‑physical studies are mere collection.
In simple terms: Science requires measurable evidence.
Prioritize empirical evidence in inquiry.
Themes
Mood
Type
When to use this quote
- laboratory research
- data analysis
- policy making
Key Concepts
Questions to Reflect On
- How can we value qualitative insights?
- When is speculation useful?
Not all valuable knowledge is measurable.