Looking back through the university of life, of prosperity for the poor in order to replace the lost self-confidence, from childishness to maturity.

回首走过的大学生活，化贫瘠为繁荣，以自信取代迷茫，从幼稚走向成熟。

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With the end of my love affair, I lost all the self-confidence I once had.

随着恋情的结束，我失去了所有曾经拥有的自信。

《柯林斯英汉双解大词典》

The world-bestriding hyperpower of ten years ago has lost its self-confidence and craves a chance to regroup.

十年前的凌驾于世界之上的超级大国，到如今已经丧失了自信，渴望一次重组的机会。

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Building back the lost self-esteem is the hardest and most important challenge for the newly disabled.

CNN: Amputees never say 'I can't'

Mr Bennetts said the issue was whether the offence of murder should be reduced to manslaughter either because the defendant lost self-control or was suffering from diminished responsibility.

BBC: Natalie Esack

But he was also a superb rider, winning a remarkable 191 races, including a record 42 stages in the Giro d'Italia, and he has lost nothing of his natural self-confidence and penchant for the sound-bite.

BBC: Mario Cipollini backs embattled Alberto Contador