Miriam, a Hebrew class teacher, has just finished having a discussion with her class about the commandment to honor one’s mother and father. She then turns to the class and asks, “Can anyone tell me what commandment tells us how to deal with our brothers and sisters?”
Sam immediately stands up and proudly replies, “Thou shalt not kill.”
From Oy Vey: More! The Ultimate Book Of Jewish Jokes Part 2, by David Minkoff