For the dense, or intentionally obtuse (for underhanded reasons) people here, it would have been better to say: "If Joe Schmoe was hiding behind his wife holding her in front of him, do you have the right to knock her out to get to him?
And, once again, if it is the only way to stop you from assaulting my wife. YOU SURE AS SHIT SHOULD EXPECT IT. And if you advise her to stand her ground? THATS ON YOU