Say all you know and say all you can
Knowing everything and saying everything are Chinese words. Pinyin is zh ī w ú B ù y á n, y á NW ú B ú J ì n, which means to say what you know, and to say it without reservation.
Source source of Su Xun's Heng Lun Yuan Wu, Song Dynasty: "you can say everything you know, you can say everything you want, you can't encrypt the reputation of a hundred people, you can't neglect the damage of a hundred people."
Say all you know and say all you can
Broken jade and fragmentary fragrance - yù suì xiāng cán
laws handed down from forefathers - zǔ zōng chéng fǎ
copper smell stinking to high heaven - tóng chòu xūn tiān
Burn the boat and break the cauldron - fén zhōu pò fǔ