Stress to her that most criminals consider the (visibly) armed citizen a deterrence to their criminal activities. By wearing openly you are likely to avert a situation that neither of you want.
Tell her you would much rather she join you for the trip (leaving the choice on her not you.)
Understand that many who are not anti-gun still feel some sense of shame about them and feel the need for everyone to hide them. Help her to find the root of this shame and counter it with reasoning.
I also welcome debate but please, as the OP asked and dburkhead offered, let's do it in another thread.
Tell her you would much rather she join you for the trip (leaving the choice on her not you.)
Understand that many who are not anti-gun still feel some sense of shame about them and feel the need for everyone to hide them. Help her to find the root of this shame and counter it with reasoning.
I also welcome debate but please, as the OP asked and dburkhead offered, let's do it in another thread.