春秋时期,楚国把闻名天下的木匠大师公输盘请过去,为他们制造云梯等先进的攻城器械,准备攻打宋国。这事被正在讲学的墨子知道了。墨子主张兼爱非攻,一向以维护世界和平为己任。听说这事后,他十分着急,课也不上了,从鲁国出发,日夜兼程,跑了十天十夜,磨破了好几双草鞋,终于到达了楚国的国都郢。 During the Spring and Autumn Period, the well-known master carpenter Chu Chu handed over the Chu for their manufacture of advanced siege equipment such as the ladders and prepared to attack Song. Mo this thing is to learn to know Mozi. Mozi advocated love and non-aggression and always took the responsibility of safeguarding world peace. Heard this thing, he was very anxious, classes are not on, starting from the Lugu, day and night, ran ten days and ten nights, worn out several pairs of straw sandals, and finally reached the capital of Chu State.