try this: Excuse me, but are you pregnant? and then they say no, you say "then don't kid yourself. " I use it on girls and guys, if you use that on the guys though, beware, a few have tried to swing at me. I was made quick and evasive for a reason. I dodge them, then kick them hard in the groin or stomach.
This is what I say: I am arguing back because I'm a good arguer:I'm interrupting you because I'm a good arguer (use that a couple of times) : I'm fighting back and proving my point: I will walk away because I have won this arguemeant (walk away)