It all began with an argument. Veritably, it was not even a serious dispute. It was a question of allowing someone of tainted pedigree to move into the “neighborhood.” Perhaps the ish haYisraeli was justified in his attitude toward the one whose murky roots are intimated by the Torah. One thing is certain: We see the sad consequences of controversy. A machlokes, dispute, can lead to a most egregious and tragic sin: megadef, whereby one blasphemes Hashem’s Name. How did such a terrible sin result from a machlokes? Horav Gamliel Rabinowitz, Shlita, offers a powerful – perhaps frightening – explanation….