one is long and the other is short
A long and a short, Chinese idiom, Pinyin is y ī ch á ngy ī Du ǎ n, which means to describe the endless talk. From a dream of Red Mansions.
The origin of Idioms
In the 25th chapter of a dream of Red Mansions by Cao Xueqin in the Qing Dynasty, Mrs. Wang asked him what kind of guests he was today, and how about the banquet
Idiom usage
It has a derogatory meaning.
one is long and the other is short
visit the poor and the suffering - fǎng pín wèn kǔ
to live long and have unending good fortune - tiān bǎo jiǔ rú
retire and give room to better men - tuì ràng xián lù