Lama Yeshe: What is Dharma?
Discussion of the real meaning of Dharma and the nature of the mind.
A teaching on buddha nature and the emptiness of the mind
Lama Zopa Rinpoche: Mind, Consciousness, and Buddha Nature
A Dharma talk explaining the mind, or cognition
The omniscient mind is the continuity of consciousness that is completely purified of all obscurations.