Only Careful or Filled with Anxiety?

It is a fine line between being careful and showing a mental illness symptom called anxiety. I can never tell, whether it is just my personality trait or am I exhibiting a symptom. I have found lately that I over-analyze myself. I see every worry as mental instability. Often people tell me stories in a way, which clearly shows, that they worry about the described situation. I try to comfort them: “Don’t worry.” Most of them answer: “I am not worried. I just described my situation.” In my opinion, they do not feel the worry, because they want to hide it. It is supposed to show weakness. Well,...