What is the idiom for unfounded worries?

[ qǐ rén yōu tiān ]

Alarmist is an idiom, which means not to worry about unrealistic things.

Explanation of Qi: The name of the vassal state in the Zhou Dynasty, Qi State, is an ancient Fang state in China. Its history can be traced back to the early years of the Xia Dynasty. In the Western Zhou Dynasty, Qi was destroyed by the Song Dynasty. In the eleventh year of Qi Wugong (740 BC), the Qi Kingdom moved its capital from Yongqiu (today's Qixian County, Henan Province) to Chunyu area between Qi and Lu, and rebuilt the Qi Kingdom. Worry about the sky: Worry that the sky will fall. I am always afraid that the sky will fall, so I can't eat or sleep well. It means don't worry about unrealistic things.

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It is said in "Liezi Tianrui" that there was a man in the state of Qi who was worried that the sky would fall and he would have nowhere to stay, so that he would not be able to eat or sleep well. Li Bai of Tang Dynasty used this allusion in "Liang Fu Yin" to write the poem "The country of Qi is free from worries and worries about heaven". Later, "unfounded worry" was used as a metaphor for unnecessary worries and worries.

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