Before medical school, the dream of becoming a physician involves helping people and curing disease. During medical school, that dream matures through educational and clinical experiences into a realization that being a physician is something much deeper, a permanent responsibility that only those who are doctors themselves will understand.
Every patient is a trial and error that can lead to life or death. Is the abdominal pain just constipation, a brewing appendicitis, or even worse, colon cancer? Is the patient presentation worthy of simple reassurance, or perhaps blood work, or—to be safe—diagnostic imaging?