A doctor is one who holds an advanced degree and is licensed to practise medicine. They are very important in today’s world. Without doctors there will more sick cases and higher death rates. They have sacrificed their time to save and heal other people from suffering. It is no easy work for doctors. In order for one to become a doctor one must be extremely sincere from the very beginning. The level of study required is also very vast and one must be very patient throughout. Doctors should be good communicators as well. They are regarded as the most important and responsible people in society. Doctors are so powerful as their ability to regenerate into a new body upon sustaining a mortal injury or reaching advanced age. One must respect the lives of the doctors.