Life is barely long enough to get good at one thing, so be carefull what you get good at.

From： Ture Detective 《真探》

1. barely 才，刚，前脚。。。后脚。。。
I had barely loced the door when he returned.
我前脚锁上门，他后脚就回来了。

2. barely 几乎不
There is barely a difference between the two.
这俩几乎没有区别。

3. enough is enough 适可而止
Enough is enough, I don't want to argue with you any more.
行了，我不想再跟你吵了。

4. have had enough (for sb/sth) 受够了
I've had enough of everything
我彻底受够了。