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The word "altruistic" is an adjective that describes someone who is selflessly concerned for the well-being of others. It means that the person is willing to sacrifice their own interests and desires in order to help and benefit others. An altruistic person is often driven by a sense of compassion and empathy, and they may engage in acts of kindness and generosity without expecting anything in return. The term "altruistic" is often used to praise individuals who exhibit these qualities and who prioritize the needs of others over their own.

The purpose of the United Nations is to maintain international peace and security, promote social progress and better living standards, and foster friendly relations among nations. It serves as a forum for countries to discuss and cooperate on global issues such as climate change, human rights, and poverty alleviation. The United Nations also provides a platform for member states to negotiate and settle disputes peacefully, as well as coordinate humanitarian and development efforts worldwide.