Self-confidence is to be sure of oneself and one's abilities.

自信就是肯定自己以及自己的能力。

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Self-confidence is to be sure of oneself and ones abilities. It is extremely important for all to be self-confident as it is the indispensable condition to their success.

自信自信就是要相信自己和自己的能力，对于所有的人，自信都是极其重要的，因为它是获得成功必不可少的条件。

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