https://www.actualized.org/articles/the-ultimate-model-of-human-knowledge
https://www.actualized.org/articles/the-mechanics-of-belief
https://www.actualized.org/articles/understanding-how-paradigms-work
https://www.actualized.org/articles/how-to-develop-big-picture-understanding
https://www.actualized.org/insights/just-scaffolding
https://www.actualized.org/insights/all-understanding-is-metaphoric
https://www.actualized.org/insights/all-understanding-is-metaphoric-part-2
Those last two videos are particularly important to fathom. If you don't understand those, you will make a lot of errors in this work.