This sentence is often written on Spring Festival couplets to express people's longing for a better life and hope for peace and success.
Peony is regarded as the king of flowers in China, representing wealth, perfection and elegance. Peony flower is huge in size, beautiful in shape, full of color, fragrance and taste, which has been praised by people in past dynasties and has high ornamental value and medicinal value.
There were many literati paintings about peony in ancient China, especially in the Tang Dynasty, when a large number of peony poems appeared. Liu Yuxi's "Only the peony is the true national color, and the capital moves when it blooms", and Li Bai's "The clouds should be beautifully dressed, and the spring breeze blows the threshold to reveal wealth" and so on, all of which are about peony.
There are many folk legends about peony. For example, Wu Zetian punished the peony that she didn't want to open in winter and ordered it to be burned. However, after being burned, the peony bloomed more brilliantly and grandly, and people praised its indomitable character.
Because people in Datang love peony, and Datang is the most prosperous era, and peony is also a symbol of wealth. On festivals, people like to write peonies on Spring Festival couplets to express their yearning for a happy life, wealth and nobility.