Children as young as a year and a half spontaneously give toys, proffer help, and try to comfort adults or other children who are visibly distressed. 5 People in all cultures distinguish right from wrong, have a sense of fairness, help one another, impose rights and obligations, believe that wrongs should be redressed, and proscribe rape, murder, and some kinds of violence. 6 These normal sentiments are conspicuous by their absence in the aberrant individuals we call psychopaths. 7 The alternative, then, to the religious theory of the source of values is that evolution endowed us with a moral
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