doing good is the greatest source of happiness
The Chinese idiom, w é ISH à nzu à L è, means doing good is the happiest thing. An aphorism often used to persuade people to do more good. It comes from the biography of Wang Cang of Dongping County in the later Han Dynasty.
The origin of Idioms
In the book of the later Han Dynasty, the biography of the constitutional king of Dongping: "the Japanese asked the king of Dongping how happy he was at home? Wang Yan is the happiest
Idiom usage
The best way to do good is to read. Ruan Kuisheng, Qing Dynasty, Volume 12 of Chayu Hakka
doing good is the greatest source of happiness
The opposite side of the story - fǎn miàn wén zhāng