【英語】原因、cause

cause

物事を引き起こす原因、要因

大義、人を動かす信念・理念

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a good cause
= undertaking that deserves support (because of its altruistic/charitable nature)

a lost cause 成功の見込みのない試み
= undertaking that is bound to fail

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fight for a good cause 大義のために戦う

I don't mind giving money to the Red Cross and Red Crescent because I know it's for a good cause.

Her attempt to row across the Atlantic was a lost cause right from the start.