不言実行。ガタガタ言わずにやればいいんだよ。の英語

Actions speak louder than words. Stop complaining and do it.

You don't have to say anything you don't want to say.

Alright, so it's better that I don't say anything.

I shouldn't say it.

Don't go off without saying good-by.

Don't leave without saying goodbye.

Don't mumble, and speak up.

Complaining won't change anything.

to leave something unsaid

You can't believe anything that guy says.

You can't trust anything he says.

Some things are better not said.

Don't pick at me.

Don't go off without saying good-by.

Don't leave without saying goodbye.

the action of grumbling over useless things

If he has anything to say, let him speak out.

People will not understand if you speak in the abstract, unless you put it in the concrete.

I told you so!

Be silent, or speak something worth hearing.

Either stop talking or say something worth hearing.

a discreet condition

I don't want to say anything.

It is better left unsaid.

Save your breath.

Don't say it in a roundabout way.

Incidentally, I have to tell you something.

You mustn't move without saying anything.

If you let him talk, he will go on talking to the end of time.

There is nothing to be gained by flattery.