I saw a tweet that laid out the hard-to-change things that change easily and said, “Learn the hard-to-change things.
- How can we learn ‘what is hard to change’?”
- “It might be a good idea to start by learning about ‘things that are changeable.’” it came to a point where …
from [/mitoujr/polishing things that are “hard to change”](https://scrapbox.io/mitoujr/polishing things that are “hard to change”).
I also wrote to The Intellectual Production of Engineers because I share the same opinion! - [Knowledge that is difficult to change” means “abstraction” that is, “case-sensitivity information removed from individual specific cases”.
- To get it, you first need to gather [specific information
- Trying to obtain only Versatile abstract knowledge without collecting individual specific information will not work as expected.
- Taking the top of the pyramid is not what I expected.- Rootless Knowledge The Parable of the Floating Grass and the Trees
- PDCA and error back propagation
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By doing what is planned and executed, it is materialized and output, and the results can be observed. By comparing the results with expectations, the “gap between expectations and reality” (error) is revealed. This error is propagated back by Adjust. Knowledge at a high level of abstraction requires less adjustment.
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