A proverb meaning that health is the most important asset—you must take care of your body to be able to work and live well.
上司に無理を言われたが、体が資本だから今日は休ませてほしいと説明した。
My boss pushed me hard, but I explained I needed to rest today because health is my main asset.
どんなに仕事が忙しくても、体が資本という意識を持って睡眠を優先した方がいい。
No matter how busy work is, it's better to prioritize sleep with the mindset that health is your capital.
スポーツ選手は特に体が資本だとよく言われる。
Athletes are especially often told that health is their most important asset.