Why is the winter solstice the dividing line between the summer solstice and the sun?

The twenty-four solar terms carry profound spiritual and cultural connotations such as respecting nature, adapting to the weather, respecting ancestors, honoring relatives and being good-neighborly. They are an important part of China's excellent traditional culture.

Twenty-four solar terms can accurately reflect the rhythm and rhythm of nature and reflect the harmonious relationship between man and nature. This is of great practical significance to people at present.

Twenty-four solar terms are not only a time system, but also a life tradition full of rich connotations, which is an important part of people's lives, that is, a "life" with flavor.

Today, although the role of the 24 solar terms in guiding agricultural production and regulating people's time and life rhythm is decreasing and disappearing, no matter how the times change, the logic of "living" will never change. In fact, in the process of the emergence, development and historical evolution of the 24 solar terms, its connotation has been changing and developing with the development of the social situation.

Therefore, on the basis of continuing the tradition, we can further "recreate" it, that is, dilute its guiding role in agricultural production, emphasize its relationship with people's social life, let it fully participate in modern people's social life, give full play to the functions and values of the 24 solar terms in people's daily communication, leisure and entertainment, diet and health preservation, and let "days" continue to enjoy.

Solar terms folk custom

Twenty-four solar terms scientifically reveal the laws of astronomical and meteorological changes, skillfully combine astronomy, natural rhythm and folk customs, and derive a large number of related seasonal cultures, which have become an important part of China traditional culture. In order to express the characteristics of time series more accurately, the ancients divided solar terms into four groups according to climate and phenology: divided, arrived, opened and closed.

"Fen" means vernal equinox and autumnal equinox, which was called "dichotomy" in ancient times; "Solstice" is the summer solstice and the winter solstice, which was called "the second solstice" in ancient times. "Open" is beginning of spring and Changxia, "closed" is beginning of autumn and beginning of winter. Beginning of spring, Changxia, beginning of autumn and beginning of winter are collectively called "four calendars" and add up to * * * as "eight festivals".

Folk call it "four seasons and eight festivals" or "eight festivals a year" In the long farming society, the 24 solar terms have played an important guiding role in farming activities and have rich cultural connotations.