求翻译：　　如果有一个人连自己都不相信，还能指望别人相信吗？要相信自己一定能行。具有强烈自信心的人，能够承受各种考验、挫折和失败，这种自信心会使我们受用一生。是什么意思？

If a man do not believe even their own, but also expect others to believe? To believe they can do it. People with strong self-confidence to withstand various tests, setbacks and failures, this self-confidence makes us good enough for a lifetime.

正在翻译，请等待...

　　If has person own all not to believe, but also can count on others trust? Must believe oneself can certainly be good.Has the intense self-confidence person, can withstand each kind of test, the setback and the defeat, this kind of self-confidence can cause us to enjoy the life.

　　If one of them even himself did not believe, can expect others to believe that? To believe that he can do it. People with strong self-confidence, to withstand various tests, frustration and failure, will this confidence so that we can taste lives.

　　Yourself alone does not believe, can expect others believe it? Believe themselves will work well it. People with strong self-confidence, to withstand various tests, frustration and failure, will this confidence so that we can taste lives.