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 Costa Rica altars among Chinese merchants in the early 20 century Puntarenas. Another source of Buddhism in the country was the Theosophical Society, popular among important members of the economic and intellectual elite. Among the poets and theosophists that wrote Buddhist-influenced poetry are Roberto Brenes Mesén and José Basileo Acuña Zeledón. However one of the first Buddhist temples made in the country was the Casa Zen (Zen House) of Costa Rica created in 1974 with support of the Japanese government, followed by the first Dharma Center of Tibetan Buddhism of the Gelug tradition founded in 1989 after the Dalai Lama's first visit