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 Italy as an association with juridical figure and coordinates the 44 principal centers in Italy in the tradition Theravada, Mahayana, Vajrayana which hold the practice and the sharing of the traditional teaching. Between the most important Buddhist centers of Italy we can note the Soto Zen center "L'Arco", in Rome, the already citated Scaramuccia of Engaku Taino, in Orvieto; even in Rome, the lay association laica A.Me.Co for the practice of Theravada buddhism, founded and directed by the lay dharma teacher Corrado Pensa, and near to the theravada monastery of the Forest's Sangha; In Milan, the biggest zen center is the