Zen expected to become familiar with the classics of the Zen canon". A review of the early historical documents and literature of early Zen masters clearly reveals that they were well versed in numerous Mahāyāna Buddhist sūtras, including Madhyamaka. Especially the Lotus Sutra played a large role in the development of East Asian Buddhism, including Zen. Nevertheless, Zen is often pictured as anti-intellectual. This picture of Zen emerged during the Song Dynasty (960–1297), when Chán became the dominant form of Buddhism in China, and gained great popularity among the educated and literary classes of Chinese society. The use of koans, which
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