知其不可而为之

Traditional (Taiwan): 知其不可而為之

zhīérwéizhī ㄓ ㄑㄧˊ ㄅㄨˋ ㄎㄜˇ ㄦˊ ㄨㄟˊ ㄓ

    • to keep going resolutely despite knowing the task is impossible (idiom)

Character by character

Sources