克服困难取得成功
at the age of 在……岁时
He left school at the age of 16.
他16岁便离开学校。
at the beginning of 在……的起初
At the beginning of the story, he met all kinds of difficulties.
在故事开的开头，他遇到了各种各样的困难。
at the end of 在……的末尾
At the end of the story, he achieved great success.
在故事的结尾，他取得了巨大的成功。
be/feel confident of sth 对…有信心
He always felt confident of his ability even when he met all kinds of difficulties.
即使遇到各种困难，他也总是对自己的能力充满信心。
be able to 能够……
That’s the reason why he was able to succeed at last.
这就是他最终能够成功的原因。
be afraid of 害怕……
He was never afraid of difficulties.
他从不害怕困难。
