Psychology Today | 05.08.2026 00:12
Kindness is typically understood as "actions intended to benefit others, usually at some cost" to the actor. Research has found that kindness-related traits emerge early in infancy and continue to develop throughout childhood. Individual differences in kindness—and related traits such as altruism, benevolence, and compassion—are partly due to genetic differences, but largely due to differences in children's experiences outside the home.
