贵在坚持的英文表达是"The value pes in persistence"。这句话的来源源于英语谚语："Where there is perseverance, there is success."（坚持必有成功）。

一些例句及其中文翻译如下：

Success is not final, failure is not fatal: it is the courage to continue that counts.
成功并不是终点，失败并不是致命的：重要的是有勇气继续前进。

Persistence and determination alone are omnipotent.
坚持和决心就是万能的。

Persistence is the key to success.
坚持是成功的关键。