早知今日，悔不当初

Explanation: Now sorry, why would anyone do that? . 　　Usage: Complex sentence; as the predicate clause; that mistake or fault of the previous remorse 　　Source: Puji Song Interpretation "Zen Master Wu Deng Hui Yuan Fasi Wai Wai Lin tink the Zen Master," said 'the lower flow, how to understand? 'The master said' V dead miles. 'Said,' If I had known the pain of not regret inadvertently did. '" Thesaurus:  precognition so, why in the beginning