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 A review of the early historical documents and literature of early Zen masters clearly reveals that they were well versed in numerous Mahāyāna Buddhist sūtras, including Madhyamaka.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
Aniconism in Buddhism Theravada temples and other sites typically concentrate on a single large sculpture of the Buddha, whereas Mahayana temples have larger numbers of images of a greater variety of figures with varying degrees of spiritual significance. However some schools, such as Zen Buddhism in Japan, have also shown a general tendency towards aniconism, though without specific prohibition of figurative images. Aniconism in Buddhism Since the beginning of the serious study of the history of Buddhist art in the 1890s, the earliest phase, lasting until the 1st century CE, has been described as aniconic; the Buddha was only represented through symbols such