For example:
The Feynman Razor
Named after famed American theoretical physicist Richard Feynman—the Feynman Razor is a simple recognition that complexity and jargon are often used to mask a lack of deep understanding.
If you can’t explain it to a 5-year-old, you don’t really understand it.
If someone uses a lot of complexity and jargon to explain something to you, they probably don’t understand it.
Use It When: You’re faced with a hand-waving, jargon-heavy explanation to a simple question.
![The Most Valuable Razors: 20+ rules of thumb to simplify decisions and drive better outcomes via The Curiousity Chronicle [Shared]](http://welchwrite.com/blog/wp-content/uploads/2025/02/81f82d4f-19e2-4016-8d78-d577c2c3bbdc_1600x900.png)



