You're scared
You Xin Hai Er, Chinese idiom, Pinyin is y ó UX ī NH à I ě R, meaning to send people reverie, moving to hear. It comes from "on Chu Shaosun" in historical records.
Idiom usage
It's a wide collection of frightening things, and it's not a puzzle to remember them. Preface to new Qixie by Yuan Mei in Qing Dynasty
The origin of Idioms
"On Chu Shaosun, a funny biography in historical records:" you can read it to show the good deeds of later generations, to be astonished, and to benefit the three chapters of Taishigong
You're scared
there is a crack to squeeze through - yǒu xì kě chèng
recover one 's youthful vigour - fǎn lǎo huán tóng