欢迎阅读《作文:Self confidence》，“作文网”每日为您更新更多优秀的“高二作文”，请随时关注！ Self-confidence　Self-confidence someone said is the foundation of doing great things.I was thinking about this today.I guess it's true.I find that so many people fail to realize their potential and take advantage of the opportunities that come knocking at their doors because they lack self-confidence.This is such a pity.Although that's so easy to say it's really difficult to do.　来自：作文大全I find this especially true with the great ones that I see around me.One key ingredient in their success is their self-confidence.Self-confidence has a way of affecting others　around you to believe in you.This in turn reinforces your self-confidence further.I think to be successful in life you need to have first self-confidence to start with.　来源：作文网 zuowen.chazidian.com 《Self confidence》这篇优秀的“高二作文”由作文网收集，来源于互联网和会员投稿，仅供参考和学习，转载请注明出处。