Yan Su Yu Jian
Yansuyujian, a Chinese idiom, Pinyin is y à ns à y ú Ji à n, which means letter. It's from the story of sachets, Tuxu.
The origin of Idioms
Zhao can of the Ming Dynasty wrote in the pilgrimage to xiangnanji: "yansuyujian is full of sorrow of parting, who is to share it with you."
Idiom usage
As subject, object, attribute; used in writing. Example Shen Jing's "two pearls meet under the moon" in Ming Dynasty: "the mighty wind and dust obstruct the wild geese and fish, and the flesh and bone of meeting can be seen together."
Yan Su Yu Jian
a small leak will sink a great ship - xiǎo xì chén zhōu
a good man caught in difficult circumstances - yīng xióng qì duǎn
kindness and hatred are clearly distinguished - ēn yuàn fēn míng
one 's beautiful teeth are as white as pearl buttons - chǐ rú biān bèi