Armies are a purely human invention. Most soldiers who go to war nowadays don't even do it because they're inherently aggressive.
Frans de WaalPerhaps it's just me, but I am wary of any persons whose belief system is the only thing standing between them and repulsive behavior.
Frans de WaalI've argued that many of what philosophers call moral sentiments can be seen in other species. In chimpanzees and other animals, you see examples of sympathy, empathy, reciprocity, a willingness to follow social rules. Dogs are a good example of a species that have and obey social rules; that's why we like them so much, even though they're large carnivores.
Frans de Waal