I agree with this but our status as a 'social species' is a factor too. Empathy goes beyond just your family. Giving away money and thus 'helping the group' ak

I agree with this but our status as a 'social species' is a factor too. Empathy goes beyond just your family. Giving away money and thus 'helping the group' akin to older elephants protecting the entire herd might flip that feel-good switch in the brain.