yaobinwen / robin_on_rails

Robin on Rails: my notes about technology and some other knowledge.
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All about self-improvement #161

Open yaobinwen opened 1 year ago

yaobinwen commented 1 year ago
yaobinwen commented 1 year ago

Feynman Technique

(From this link.)

The 4 Steps You Need To Take

In essence, the Feynman technique consists of four steps: identify the subject, explain the content, identify your knowledge gaps, simplify your explanation. Here’s how it works for any book you read:

1 Choose the book you want to remember

After you’ve finished a book worth remembering, take out a blank sheet. Title it with the book’s name.

Then, mentally recall all principles and main points you want to keep in mind. Here, many people make the mistake to simply copy the table of content or their highlights. By not recalling the information, they skip the learning part.

What you want to do instead, is to retrieve the concepts and ideas from your own memory. Yes, this requires your brainpower. But by thinking about the concepts, you’re creating an effective learning experience.

While writing your key points, try to use the simplest language you can. Often, we use complicated jargon to mask our unknowingness. Big words and fluffy “expert words” stop us from getting to the point.

“If you can’t explain it simply, you don’t understand it well enough.”

— Albert Einstein

2 Pretend you are explaining the content to a 12-year old

This sounds simpler than it is. In fact, explaining a concept as plain as possible requires deep understanding.

Because when you explain an idea from start to finish to a 12-year old, you force yourself to simplify relationships and connections between concepts.

If you don’t have a 12-year old around, find an interested friend, record a voice message for a mastermind group, or write down your explanation as a review on Amazon, Goodreads, or Quora.

3 Identify your knowledge gaps and reread

Explaining a book’s key points helps you find out what you didn’t understand. There will be passages you’re crystal clear about. At other points, you will struggle. These are the valuable hints to dig deeper.

Only when you find knowledge gaps — where you omit an important aspect, search for words, or have trouble linking ideas to each other — can you really start learning.

When you know where you’re stuck go back to your book and re-read the passage until you can explain it in your own simple language.

Filling your knowledge gaps is the extra step required to really remember what you read and skipping it leads to an illusion of knowledge.

4 Simplify Your Explanation (optional)

Depending on a book’s complexity, you might be able to explain and remember the ideas after the previous. If you feel unsure, however, you can add an additional simplification layer.

Read your notes out loud and organize them into the simplest narrative possible. Once the explanation sounds simple, it’s a great indicator that you’ve done the proper work.

It’s only when you can explain in plain language what you read that you’ll know you truly understood the content.


Here are the four steps you want to remember:

choose a book, get a blank page and title it
teach it to a 12-year old in plain, simple language
identify knowledge gaps and reread what you forgot
review and simplify your explanation (optional)
yaobinwen commented 1 year ago

Zettelkasten Method Apps