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self-interest
利己的な行動は組織の和を乱す原因となる。
Selfish behavior is a cause of disrupting organizational harmony.
利己主義を排し公益を優先する姿勢が必要だ。
An attitude of rejecting egoism and prioritizing the public interest is needed.
利己と利他のバランスが重要だと説いた。
They taught that the balance between self-interest and altruism is important.