It is called like that, because this is how you feel when you are there... Even if it is not good for you or your career; for example when you leave your home for the first time to start living alone, that makes you feel uncertainty, because you are leaving your comfort zone, the place that you were familiar with.
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It is called like that, because this is how you feel when you are there... Even if it is not good for you or your career; for example when you leave your home for the first time to start living alone, that makes you feel uncertainty, because you are leaving your comfort zone, the place that you were familiar with.