Most people would do well to learn more than they have, but also most things could be a lot simpler than they are. Honestly, the best way to achieve the latter

Most people would do well to learn more than they have, but also most things could be a lot simpler than they are. Honestly, the best way to achieve the latter is probably to encourage the former. (Which will never happen as long as companies prefer to hire N interchangable people than M well-trained people, even with M ≪ N.)