"Jade is harder than cleanliness in spirit, and snow is easy to get carried away in spirit"-A Dream of Red Mansions
"If you want to repay Baidi with cleanliness, don't say Tingting dizzy" —— Baochai in a Dream of Red Mansions
"Flowers are hard to find companions because they are happy and clean, and people are easy to lose their souls because they are sad for autumn" —— Xiangyun in a Dream of Red Mansions
"Open the door, the snow is still floating. Pale with pity, ... "—— A Dream of Red Mansions by Li Wan
"If you want to be clean, the cloud may not be empty. Pity the golden jade, and eventually get stuck in the mud. " -"A Dream of Red Mansions" Jinling Twelve Women Wonderful Jade
... that's all I remember