"Health preservation" refers to the physical and mental maintenance activities carried out according to the law of human life movement, and health preservation mainly includes the methods of health preservation and heart cultivation. Health care is material, by adjusting personal habits and living environment such as diet and exercise; Nourishing the heart is the spirit, and nourishing the heart is a higher realm of health care.

What is "nourishing the heart"? Huangdi Neijing thinks that it is "nothing", that is, a dull and quiet state of mind, optimistic and open-minded, focusing on self-entertainment.

Huang (1865- 1955) is a master of modern Chinese painting in China. He said, "Landscape painting is about nature and our hearts." ? Painting mountains and rivers is Huang's highest health state.

Art refers to a culture that reflects reality and entrusts emotion with the help of literature, calligraphy and painting, music, dance and drama. Art is related to the soul, the hometown of human mind and the crystallization of human spiritual civilization. The enrichment of life must be based on aesthetics.

Song people's "four elegance": burning incense, ordering tea, hanging pictures and arranging flowers, which promoted daily life to the artistic realm. In Japan, these four kinds of arts are called: fragrant path, tea ceremony, book path and flower path.

When art and soul are highly integrated, people's spirit can be sublimated to the state of harmony between emotion and environment, communication between meaning and image, harmony between heart and god, and harmony between man and nature, which is the highest cultivation and health preservation.

Reading poetry and painting