1. No matter what disease patients have and what kind of pain they have suffered, for them, most of the depression and depression come from being in a monotonous state with their surroundings for a long time.

2. The adverse effects of monotonous environment on nervous system are the same as those of single food on digestive system.

If you can't form the habit of careful observation anyway, you'd better change careers and stop being a nurse. No matter how kind you are and how much you like this job, you are not suitable for being a nurse.