The Provisional and the Final Meaning, from The Pinnacle of the Great Expanse in Bloomington, MN

As the ninth vehicle of the nine ways of Bon, Dzogchen meditation is the most important spiritual practice in the Yungdrung Bon Tradition. The Bonpo kanjur [Canon] is classified in four sections, the series of sutra [mdo sde], the series of Myriad verses [bum sde], the series of Tantra [rgud sde], and the series of treasury [mdzo sde].