当问人家能不能时，就要接受不能为答案

When you asked a he/she can or cannot question, you had to anticipate the "cannot" as their answer. So what can I say to those who cannot accept the "cannot" answer when they ask this type of question? Your mother definitely didn't give you enough brain during birth, Pi terjun longkang senang.

人必自辱，然后人辱之。