盲翁扪钥

Explanation: Song Su "day metaphor": "Health and subtle Japanese who did not know, ask the person there for. Or divisions, called: 'days like a copper." Buckle _set_ and obtaining the sound. Wen Chung future that day also . or report, called: 'the light of day, such as candles. "palpable candle while obtaining the shape, in future, also hides the key that day. Day and Chung key also far from the truth, but subtle differences are unknown, but its a bad idea see requirements of the people. "after" blind Weng palpable key "metaphor just by one-sided understanding of 　　Source: Song Su "day Yu," born who does not know the subtle day, and asked there for those. Or report, called 'days like a copper coil. 'Buckle plate and obtaining sound. Wen Chung future that day also. Or report, called 'the light of day, such as candles. 'Palpable while obtaining the candle-shaped, in future, also hides the key that day. Day and Chung key also far from the truth, and those who do not know the subtle differences, see a bad idea for the sake of its people. "