foolhardiness

基本解释

Courage in excess become foolhardiness, affection weakness, thrift avarice.
勇敢過度，即成蠻勇；感情過度，即成溺愛；
In an act of moral foolhardiness,Fan Meizhong set out on a blog his guiding principle: in matters of life and death, it's every man for himself.
出於一種愚蠢的勇氣，範美忠在他的博客上坦承他的做事原則是：在生死關頭，他從來就是一個自私的人。
Of course I said I would go with my mother, and of course they all cried out at our foolhardiness, but even then not a man would go along with us.
儅然，我說我會和母親一道走。他們也儅即爲我們的英勇而驚呼起來；但是即便這樣也沒有一個人願意和我們一道走。
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But perhaps the electoral calculus has shifted enough to make debating these genuinely challenging issues an act of courage rather than of foolhardiness.
FORBES: Moral Hazard: Corrosively Dissolving Democracy From The Inside