自相矛盾

zìxiāng-máodùn
idiom HSK 7-9 #19,072

Meanings

  1. 1 to contradict oneself
  2. 2 self-contradictory

Examples

Tā de shuōfǎ qiánhòu zìxiāngmáodùn.
His statements contradict each other.
Zhège jìhuà běnshēn jiù zìxiāngmáodùn.
This plan is inherently self-contradictory.

Tips

history
From a story in 韩非: a merchant boasted his spear () could pierce anything and his shield () could block anything. When asked what happens if the spear hits the shield, he had no answer.

Stroke Order

xiāng
máo
dùn