望ぼう蜀しょく

noun

insatiability; greed for more

Derived from a Chinese historical anecdote; used to describe never being satisfied after gaining something and immediately wanting more. Mostly appears in the idiom 望蜀の思い or in literary writing.

• 彼かれは一いちつの目もく標ひょうを達たっ成せいしてもすぐに次つぎの目もく標ひょうを追おい求もとめる、まさに望ぼう蜀しょくの思おもいだ。

  Even after achieving one goal, he immediately pursues the next—truly a case of insatiable ambition.