Cunning and thoughtless
As a Chinese idiom, the Pinyin is Ji ǎ oy ā ns ī s ì, which means to plot to invade a country with a greedy heart. From Guanzhong poem.
The origin of Idioms
Pan Yue's Guanzhong poem: "stupid Er Rong Di, cunning Yan Sisi."
Idiom usage
Used as a predicate or attributive; used in writing.
Cunning and thoughtless
The three principles are the same - sān zhǐ xiàng gōng
make up deficiency by funds elsewhere - yí dōng jiù xī
Dragon leaping and tiger crouching - lóng yuè hǔ jù