The challenges life throws at you can be used to challenge yourself.
生活抛给你的挑战,可以用来挑战你自己。
该句使用了被动语态和不定式结构,强调了外部环境与个人主观能动性之间的转化关系。
"Start changing and challenging yourself from this very moment."
"The greatest enemy of a human being is oneself."
"To live is to dare to engage in a decisive battle with oneself."
"The act of climbing to the summit is enough to enrich the human soul."
"To live is to have the courage to first battle against oneself."