one final vehicle - Thubten Chodron

The belief that all beings—even śrāvakas who have become arhats—will eventually enter the Mahāyāna and become buddhas.

Samsara, Nirvana, and Buddha nature
An overview of "Samsara, Nirvana, and Buddha Nature," Volume 3 of The Library of Wisdom and Compassion book series.
70 Topics: Knower of paths
Overview of chapter 2, knower of paths, and its first four topics.
Arya disposition and Buddha nature
Describing the arya dispositions according to different tenet systems, from the sections "Ārya Disposition according to the Vaibhāṣikas and Sautrāntikas" and "Buddha Nature according to the Cittamātra School" from Chapter 13, "Buddha Nature"
Final and provisional refuges
Describing the difference between the Three Jewels and the objects of refuge, both final and provisional.
Attachment Controls Us
An introduction to and overview of "A Commentary on the Awakening Mind."