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 West this period (this is known as the "Zen Boom"). Influential literary figures include the American writers Jack Kerouac ("The Dharma Bums" and "The Scripture of the Golden Eternity") and Gary Snyder as well as the British writer Alan Watts ("The Way of Zen"). The steady influx of refugees from Tibet in the 1960s and from Vietnam, Laos, and Cambodia in the 1970s led to renewed interest in Buddhism, and the countercultural movements of the 1960s proved fertile ground for its Westward diffusion. Buddhism supposedly promised a more methodical path to happiness than Christianity and a way out of the perceived