ただ口先ばかりでは何の役にも立たない。
There is no advantage in losing your temper.
There is no hurry.
Complaining won't get you anywhere.
There is no hurry.
What makes you look so dissatisfied?
I don't know what's real.
Nothing can abash him.
You don't understand even a single thing.
I have no idea of what it is like.
ただ口先ばかりでは何の役にも立たない。
Complaining won't get you anywhere.
It is no use learning such things
Flattery will get you nowhere [cut no ice] (with us).
That will do us a fat lot of good.
He is a good-for-nothing (fellow).