לא תלין פעלת שכיר אתך עד בקר ... לא תקלל חרש
The deaf person will not hear your curses. Nonetheless, one does not curse his fellow. Certainly, if he can hear and is aware of the curse, such deplorable behavior is an anathema for a Jew. The Baal HaTurim expounds on the juxtaposition of withholding wages upon cursing the deaf. Even if one has a valid complaint, i.e. he worked hard through sweat and toil, and he put in a full day’s work. He now wants/needs to get paid. He has no food at home. His children are starving. His earnings were to be used to purchase the vital necessities to…