the aurorans might virtuously remove the initial `` r. , '' the use of `` boy '' as a form of address , and the use of `` it '' as the customary pronoun , but from daneel 's resistance to the use of the same word for the violent ends of a robot and of a human being ( a resistance inherent in his programming which was , in turn , the natural consequence of auroran assumptions about how daneel ought to behave ) one had to conclude that these were merely superficial changes .