combat the weak with the strong
It's a Chinese idiom. Pinyin is y ǐ Du à NT ó Ulu ǎ n, which means to smash an egg with a grindstone. The metaphor is to attack the weak and win. From Sun Tzu Shi pian.
Notes on Idioms
Definition: Qiao, grindstone.
The origin of Idioms
Sun Tzu · Shi Pian: "the addition of soldiers, such as those who throw eggs by the bridge, is also virtual and real.
Chinese PinYin : yǐ duàn tóu luǎn
combat the weak with the strong
fear wolves ahead and tigers behind. qián pà láng,hòu pà hǔ
like a chrysanthemum in late autumn. wǎn jié huáng huā
a thief in the family is difficult to detect. jiā zéi nán fáng
iron hand in a velvet glove. gāng zhōng róu wài