In Japan Shen Hui rejected the way of watching the mind to concentrate it to enter meditation. He taught that such forms need not be used. To have no thoughts was enough to let the Pure Original Mind appear. The attitude of goodwill, the practice of self-denial is the first rule. Shen Hui further claimed his was the School of Sudden Enlightenment. It is like childbirth, which is a sudden affair but the child requires a long process of nurture and education before attaining its full bodily and intellectual growth. He derided all the books in the world and himself wrote none.
-- Notebooks Category 15: The Orient > Chapter 3: China, Japan, Tibet > # 149