His Holiness the 14th Dalai Lama teaches in a traditional line-by-line commentary of the Mahayanottaratantrashashtra in this video from Holland in 1986. Alexander Berzin interprets His Holiness into English. Seven diamond-strong points of the in five chapters, the first four points, which introduce "the source", or buddha-nature, are presented in the first chapter, the second chapter discusses the fifth point, the state of purified growth of enlightenment fifth point, the third chapter presents the sixth point which is the qualities of that state of purified growth, the fourth deals with the seventh point, the enlightening influence, and the fifth chapter discusses the benefits of studying the text. The text itself discusses the clear light nature of the mind which is covered over by cognitive and afflictive obscurations. Once these obscurations have been purified, the clear light nature of mind is revealed.
Dalai Lama, 14th. "Discourse on Uttaratantra." Pt. 1 of 4. Interpreted by Alexander Berzin, Filmed May 1986 in Holland. Produced by Study Buddhism. Video, 1:37:22,
https://www.youtube.com/watch?v=LsiVRQ3T6EY.;Discourse on the Uttaratantra by The 14th Dalai Lama in Holland;Ratnagotravibhāga Mahāyānottaratantraśāstra;āgantukamala;prabhāsvaracitta;The Fourteenth Dalai Lama Tenzin Gyatso;བསྟན་འཛིན་རྒྱ་མཚོ་;bstan 'dzin rgya mtsho;A Discourse on the Uttaratantra by 14th Dalai Lama in Holland (Part 1 of 4)