首先,要有自信
First of all, one should have confidence
以上为机器翻译结果，长、整句建议使用 人工翻译 。
首先，你要有自信心，认为自己干什么事情都能行，只有认识到通过自己的努力，自己一定能达到目标的。
First, you need to be sure of oneself, think that what thing self does being able to make it, only when the cognition arrives at the effort passing self, self definitely can achieve self's aim.
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