Respiratory complication is one of the common causes of death, and my grandfather passed away from aspiration pneumonia couple years ago. Although we inadvertently breath air for granted, I observed many patients who had a difficulty breathing like my grandfather while shadowing a physician in ICU. Some of them had a lung surgery, while others were able to recover from a minimally invasive procedure using bronchoscopy. Certainly, my interest towards this field might change as I encounter new physicians, study different fields in depth, and have access to improved instruments through technological advancements. However, fifteen years after graduating from medical school, I anticipate that I will be performing bronchoscopy to secure patient’s…