Charles Darwin himself felt that social instincts such as sympathy and moral sentiments had also evolved through natural selection, and that these resulted in the strengthening of societies, and that all races and nations deserved sympathy.<ref> Darwin, Charles "The Descent of Man" </ref> | Charles Darwin himself felt that social instincts such as sympathy and moral sentiments had also evolved through natural selection, and that these resulted in the strengthening of societies, and that all races and nations deserved sympathy.<ref> Darwin, Charles "The Descent of Man" </ref> |