Sympathy
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Sympathy is the perception of, understanding of, and supportive reaction to the distress or need of another life form.
Medical personnel aid a suffering woman after the 2010 Haiti earthquake.
Facial expressions can communicate sympathy and other emotions nonverbally.
A baby will often cry at the sound of another baby's cries.
Mirror neuron
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A mirror neuron is a neuron that fires both when an animal acts and when the animal observes the same action performed by another. Thus, the neuron "mirrors" the behavior of the other, as though the o
The mirror neurons can be activated only after the goal of the observed action has been attributed by other brain structures.