Japanese Zen expressions of this selfless existence. Zen emphasizes zazen, meditation c.q. dhyana in astting position. In Soto, the emphasis is on shikantaza, 'just sitting', while Rinzai also uses koans to train the mind. In alternation with zazen, there is walking meditation, "kinhin", in which one walks with full attention. To facilitate insight, a Zen teacher can assign a kōan. This is a short anecdote, which seems irrational, but contains subtle references to the Buddhist teachings. An example of a kōan is Joshu's 'Mu': "A monk asked: "Does a dog have buddha-nature?" Joshu responded: "Mu!"" Zen-meditation aims at "non-thinking," in Japanese "fu
History of Buddhism the Chinese monk Xuanzang traveled to India, bringing back 657 Buddhist texts along with relics and statues. He established a famed translation school in the Tang capital of Chang'an (today's Xi'an), focusing on Yogacara school texts. Also during the Tang, Chinese Esoteric Buddhism was introduced from India. The Tang dynasty also saw the growth of Chan Buddhism (Zen), with the great Zen masters such as Mazu Daoyi and Linji Yixuan. In the later Tang, Chinese Buddhism suffered a setback during the Great Anti-Buddhist Persecution of 845. Buddhism recovered during the Song Dynasty (960–1279), which is known as the "golden age"