In the movie, the boy in the striped pajamas, how does bruno justify continuing his friendship with shmuel despite his father, sister, and tutor have said about jews

He doesn’t give up on being friends with just because of his religion he stays focused on who he is not who he isn’t as he thinks he is a normal person just like any other little boy .As he is boy he won’t recognise what his family means or wha they think is true as he is only little and doesn’t have the ability to know what is happening in his time.He shows that he liked shmuell as friend by going in the camp with him to show that he wasn’t alone but when he did this he sadly lost his life for his friends Samuel but he justified hi point