This rings bell to me and I tried to applied it myself. &quot;The importance of fundamentals&quot;. Some of the hard parts are be honest to myself and admitting it, then re learn everything from scratch. I used to be able to get away with &quot;instinct&quot; but fundamental theory&#x2F;knowledge is important too.<p>Pete Carroll preach about it and emphasize it in his team. Elon Musk also talked about the usefulness of sound fundamentals when it comes to learn about any fields of knowledge.