Preaching and receiving
Preaching and learning, Chinese idiom, Pinyin is Chu á nd à OSH à uy è, which means to teach the truth and study. It comes from Han Yu's Shi Shuo in Tang Dynasty.
The idiom comes from Han Yu's Shi Shuo in Tang Dynasty: "a teacher is a teacher, so it's also a way to preach, to be educated and to dispel doubts."
Preaching and receiving
let one 's personal interest affect the whole - yǐ sī hài gōng
Be optimistic and know your destiny - dá guān zhī mìng
have not enough for food and clothing - quē chī xhǎo chuān