People who are spiritually minded tend to suffer from anxiety & depression more. But this is because their eyes are open to a world that is in need of repair. They literally have an increased ability to feel the emotions of people around them.
Else I make something up quickly... that won't take much explination.
Under stress, INFJs can be super confused about priorities. Like, "Hey, you have a final tomorrow. Why are you baking chocolate pumpkin spiced muffins that take three hours to make? And you're using real pumpkin?" <<< Ok, who has been spying on me?
This can be so tremendously hard for some people to understand (I've encountered it countless times over the course of my life). My being quiet does not mean I have anything to hide. I just don't have anything I want to, or feel like showing you.