The Paṭṭhāna lays out 24 principles that work like the grammar of insight, applied to the four Paramatthā—the foundational truths of Abhidhamma. In this video, I give a modern, practical overview of all 24 principles and show how they can be applied today.
For a deeper dive, check out my book, “Paramattha: A Guidebook for Consciousness and a Modern Exploration of Ancient Buddhist Abhidhamma”, free to download at www.highermindart.info.

You might also enjoy my video on “The Four Paramattha of Buddhist Philosophy”(https://youtube.com/watch?v=qus_bwjU2b4&si=lCUBUvqjpyxTMhb4) for more context.