+Altruism is the selfless concern for the well-being of others. It involves acts of [Sacrifice](/wiki/sacrifice) or aid, often without expectation of personal reward, deeply rooted in [Empathy](/wiki/empathy) and compassion.
+## See also
+- [Prosocial Behavior](/wiki/prosocial_behavior)
+- [Reciprocity](/wiki/reciprocity)
+- [Compassion](/wiki/compassion)
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