Here's a little tidbit of wisdom in this vein: http://web.archive.org/web/20221230074845/http://the-witness...
EDIT to add: Also https://www.youtube.com/@MartinDonald has some good stuff as well. And here's a subset of Handmade Hero you might find interesting: https://www.youtube.com/playlist?list=PLEMXAbCVnmY6Mnkt-EZC_...