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About this quote

What does it mean?
If you cannot explain your physics to a barmaid, the physics is probably not good.
In plain terms
Complex ideas should be simple to explain.
What can you take from it?
Clear communication is a test of understanding.

Where it applies

  • teaching
  • public outreach
  • media interviews

Putting it to work

  • practice simplifying explanations
  • use analogies

Questions to consider

  • How can we balance accuracy with simplicity?
  • When is simplification misleading?

Another view

Some concepts may be inherently complex and resist simplification.

More from Ernest Rutherford

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  2. All scientific men will be delighted to extend their warmest congratulations to Tesla and to express their appreciation of his great contributions to science.

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  3. All science is either physics or stamp collecting.

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