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Prajnaparamita Sutra (Toh 2455) — Exposition According to the Mahayana Northern Tibetan Tradition
Background
This sutra belongs to the Prajnaparamita collection (Prajnaparamita, the Perfection of Wisdom) in the Mahayana oral tradition, preserved in the Northern Tibetan transmission under the catalog number Toh 2455. The Prajnaparamita collection is one of the most profound groups of scriptures in Mahayana Buddhism, focusing on the development of prajna, the transcendent humane wisdom that awakens to the true character of all phenomena.
This collection was taught by Buddha Shakyamuni, often in sacred pure lands such as Vulture Peak or in higher heavenly realms. Bodhisattvas, arhats, and devas often gathered to hear these supreme Dharma teachings. The Northern Tibetan tradition particularly reveres the Prajnaparamita collection as the spiritual core of Mahayana Buddhadharma, because it reveals the genuine bodhisattva path.
Main Content
Although the title of the sutra has not been specifically identified, Prajnaparamita Sutra Toh 2455, according to the pattern of this collection, very likely develops several core themes: signless emptiness (sunyata), buddha-nature, and the cultivation of the bodhisattva path.
The sutra clearly teaches that all dharmas lack intrinsic nature, lack permanent nature, and cannot be grasped through concepts or ordinary logic. This is not a doctrine of nihilism, but a revelation of the true condition of dependent origination (pratityasamutpada) of all things. The bodhisattva does not give rise to a mind of acquisition and does not perform any action for personal benefit, yet brings immeasurable happiness to fulfillment for beings.
The sutra also emphasizes that the cultivation of the perfection of wisdom is not an extraordinary process. It is the direct recognition that the practitioners (skandha), feelings (vedana), mind (citta), and dharmas are all without intrinsic nature. When the mind is then no longer attached to anything whatsoever, the perfection of wisdom naturally manifests.
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