When I was young, because of the differences in perception and affect between me and my mother, every time I tried to genuinely express myself and my needs I was shut down as being confrontational. This led to a cycle of learning to mask my true self off and not letting people see the real me. The hard part is that it was not intentional and learning to let the appropriate people in is harder than learning to seem like a passable, albeit grumpy, NT in the first place. I believe other's similar experiences is what leads to this perceived dichotomy. If only people could say what they mean and mean what they say without all the figurative dance! Well, that would probably put them on the spectrum with us and just as exhausted with it all...