This teaching, the path of all Buddhas of the past and of the future that contains all the deep meanings of all the Sutras combined in a practical way, is known as the Mind Training or Pith Instructions, presented by the great masters in the most practical way through their own experience. The history of this teaching is this. When the great Lama Sakyapa was twelve years old, his spiritual master suggested that since he was the son of a great spiritual master he should study the teaching; however, in order to study the teaching he needed first to acquire wisdom. In order to acquire wisdom, he had to practise Manjushri, the manifestation of all the Buddha's wisdom. Sakyapa's spiritual master, Pari Lotsawa, one of the greatest translators, gave him the initiation of Manjushri and all the teachings related to Manjushri and then asked his disciple to do a meditation retreat. After completing six months of meditation, one day in his pure vision he saw Manjushri in person sitting on a jewel throne, his hands in the teaching mudra, with two Bodhisattva attendants, one on each side. Then the main deity Manjushri gave this teaching, which is made up of four lines: