B.C. As Buddhism spread across the east and integrated elements of Taoism, a new form, called Ch'an in China, and Zen in Japan, emerged. This form of Buddhism rejected scripture, Buddhas, and Bodhisattvas. A strict method of sitting and long periods of meditation produce sudden bursts of enlightenment, known as kensho.
Zen tradition combines spontaneity of a calm mind with very disciplined concentration.
Placing oneself fully in the moment, aware of only what your are currently doing, is a Zen teaching. In the tradition of Zen, the very drinking of tea became a ceremony. He sought a spiritual relationship between host and guest. His disciple Jo-o carried his theories further, introducing the concept of wabi , avoidance of luxury and falsity. Rikyu wrote verses to explain the tea ceremony and wabi .