This book is the author's share of what has been pondered and written for over 15 years about a spiritual phenomenon of Buddhism: the aesthetics of meditation. The book includes 15 articles on discovering the beauty of classical East Asian poetry through the laws of the conversion of Zen values into artistic values. Aesthetics in meditation is not a static concept. It is a concept that has always been discovered in the process of studying different types of arts derived from Buddhist thought, with the core of Zen thought. Zen Buddhism has a profound influence on the spirituality of East Asia in general. This sect has a great influence on artistic creation, including literature. The author studied Buddhist poetry in the classical literature of three countries: Vietnam, China and Japan, based on the analysis of the conversion of religious values into artistic values.