孟子曰:“牛山之木尝美矣1,以其郊于大国也,斧斤伐之,可以为美乎?是其日夜之所息,雨露之所润,非无萌櫱之生焉2,牛羊又从而牧之,是以若彼濯濯也3。人见其濯濯也,以为未尝有材焉,此岂山之性也哉?”虽存乎人者,岂无仁义之心哉?其所以放其良心者,亦犹斧斤之于木也,旦旦而伐之,可以为美乎?其日夜之所息,平旦之气,其好恶与人相近也者几希,则其旦昼之所为,有梏亡之矣4。梏之反覆,则其夜气 Mencius said: “Niu Shan wood tastes beautiful 1, with its suburbs in the great country also, ax jinhua, can be beautiful? Is its day and night interest rates, the rain Run Run, non-Meng Zi Sheng Yan 2 , Then the cattle and sheep and animal husbandry, so if he and others 3. 濯 also 3. People see their 濯 濯 also, think there is no material Yan, how is the nature of this mountain Kazuya? ”Although there are people, there is no heart of righteousness? So let their conscience, but also Yijiajinsuyi wooden, Dan Dan and cut it, can be beautiful? Its day and night of interest, peace of the gas, its likes and dislikes similar to also a few Greek, then the day For the sake of death 4.梏 repeated, then the night sky