When we can't do something, more often than not, because the lack of ability, but courage.

当我们做不成某件事，往往不是因为能力的欠缺，而是勇气。

youdao

We lack confidence or courage to do things differently because we fear that we may get ourselves into problems.

我们缺乏信心或勇气去做不同的事情，因为我们害怕自己会遇到麻烦。

youdao