Dhyāna in Buddhism "silent illumination." This became the source of some differences in practice between the Línjì and Cáodòng schools. A kōan, literally "public case", is a story or dialogue, describing an interaction between a Zen master and a student. These anecdotes give a demonstration of the master's insight. Koans emphasize the non-conceptional insight that the Buddhist teachings are pointing to. Koans can be used to provoke the "great doubt", and test a student's progress in Zen practice. Kōan-inquiry may be practiced during zazen (sitting meditation), kinhin (walking meditation), and throughout all the activities of daily life. Kōan practice is particularly emphasized by
Buddhism in the United States Shinshu missionaries, established the Dharma Sangha of Buddha and published a bimonthly magazine, "The Light of Dharma". In Illinois, Paul Carus wrote more books about Buddhism and set portions of Buddhist scripture to Western classical music. One American who attempted to establish an American Buddhist movement was Dwight Goddard (1861–1939). Goddard was a Christian missionary to China when he first came in contact with Buddhism. In 1928, he spent a year living at a Zen monastery in Japan. In 1934, he founded "The Followers of Buddha, an American Brotherhood", with the goal of applying the traditional monastic structure of Buddhism