农夫的田里,有一块石头埋在土里,只有一小部分露出泥土。每次耕田的时候,农夫都必须很小心地绕过它,否则一不留神就会折断犁头。但是,农夫从没想过要把它挖出来,因为农夫觉得它似乎很大,而且仅仅是露出地面的这一小部分都那么坚不可摧。一天,又一个犁头被这块“大石头”弄折了, In the farmer's field, there was a stone buried in the soil, only a small part of which showed the soil. Every time the farmland, the farmer must be very careful to bypass it, otherwise an inattentive will break the plowshare. However, the farmer never thought of digging it out because the farmer felt that it seemed great and that only a small portion of the ground was so impregnable. One day, another plowshare was folded by this “big rock”