《韩非子·难三》
而管仲却还说 在屋里讲话声满屋，在堂上讲话声满堂 ，这就不是合乎法术的话了。
而管子犹曰 言于室，满室，言于堂满堂 ，非法术之言也。
But Guan Zhong also said, "Speaking in the house, the sound fills the house, speaking in the hall, the sound fills the hall", which is not in accordance with the law.