People say that self-confidence is half of the success that can bring you courage to stick to what you do.Without self-confidence, one can not do well in anything.Self-confidence is of great importance and value to a person.

　　人们说自信是成功的一半，它能给你带来勇气去坚持你所做的事。没有自信，一个人就不能做好任何事。自信对一个人很重要也很有价值。