急,跪求自信心的一篇英文作文作文要求.1.题目《自信心的重要性》2.要求写出（1）拥有自信心的好处（2）失去自信心的坏处（3）该怎样培养出良好的自信心.3.要求100单词以上.急.谢谢大侠们了.

the importance of building up one's confidence
one can surely achieve something as long as he or she has great confidence in themselves.and it will help us greatly in both our life and work.confidence will lead to a better probability of success when you are working on something,either important or not.
however,it would be a disaster if one lose's his or her confidence in themselves,which will have a bad impact on what you are doing and finally you will lose your self in life.
to build up great confidence,one has to believe in himself or herself whatever they are doing and more importantly,to foster the capability by learning more relevant knowledge and putting it into practice.