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
Zen in the United States and publishing Oriental spiritual literature in the West. Shaku instead recommended Suzuki, then a young scholar and his former disciple. Starting in 1897, Suzuki worked from Carus' home in Illinois; his first projects were translations of the "Tao Te Ching" and Asvaghosa's "Awakening of Faith in the Mahayana". At the same time, Suzuki began writing "Outlines of Mahayana Buddhism", which was published in 1907. Suzuki returned to Japan in 1909 and married Beatrice Erskine Lane, an American Theosophist and Radcliffe graduate, in 1911. Through English language essays and books, such as "Essays in Zen Buddhism" (1927), he became a visible