蚍蜉
big ant;mayfly
螞蟻緣槐夸大國，～撼樹談何易。(毛澤東詞《和郭沫若同志》) Ants on the locust tree assume of great-nation swagger,And mayflies lightly plot to topple the giant tree. (Mao Zedong’s poem Reply to Comrade Guo Moruo)/～撼大樹，可笑不自量an ant trying to topple a giant tree—ridiculously overrating one’s own strength