When we buy a product, we essentially “hire” it to help us do a job. If it does the job well, the next time we’re confronted with the same job, we tend to hire that product again. And if it does a crummy job, we “fire” it and look for an alternative. (We’re using the word “product” here as shorthand for any solution that companies can sell
You know, tools, methods, and systems - they’re all a reflection of your thinking. So without understanding the underlying principles, without understanding why things work, they won’t save you.