self-confidence self-confidence is to be sure of oneself and one's abilities.It is extremely important for all to be self-confident aas it is the indispensable condition to their success.When being inteviewed by the employer,if the applicant has full confidence and tries his best to persuable the interviewer,then chances are that he will enjoy the confidence of the interviewer and be accepted.As for as a student is concerned,it's impossible for him to be a top student in his class if he doesn't believe he has the intelligence and capability to catch up with others.For a sugeon, sele-confidence is rather critical because he may encounter the emergency situation every day.Konwing that he can treat every case competently,he will make a sound decision prmptly. In fact people in all kinds of work need self-confidence which can help them overcome the difficulty.So we can say self-confidence is the key to success.