毅力

学好一门外语需要坚韧不拔的毅力。

學好一門外語需要堅韌不拔的毅力。

Mastering a foreign language involves a lot of patience.

就像你们知道的那样，毅力是成功的关键。

就像你們知道的那樣，毅力是成功的關鍵。

Perseverance, as you know, is the key to success.

信心、毅力、勇氣三者具備，則天下沒有做不成的事。

If confidence, determination and courage are together in one place, there is nothing that cannot be done.