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
Enlightenment in Buddhism "anicca", "dukkha" and "anatta". Insight leads to the four stages of enlightenment and Nirvana. In Mahayana Buddhism Prajna (Sanskrit) means "insight" or "wisdom", and entails insight into "sunyata". The attainment of this insight is often seen as the attainment of "enlightenment". "Kensho" and "Satori" are Japanese terms used in Zen traditions. "Kensho" means "seeing into one's true nature." "Ken" means "seeing", "sho" means "nature", "essence", c.q Buddha-nature. "Satori" (Japanese) is often used interchangeably with kensho, but refers to the "experience" of kensho. The Rinzai tradition sees "kensho" as essential to the attainment of Buddhahood, but considers further practice essential to