こんなことするのは、もうこりごりだ。の英語

I never want to do this again.

It is in bad taste to do such a thing. そや 文例.

You were so very awkward in doing it.

I would not do such a thing for the world

Nothing shall induce me to do such a thing.

I would not do such a thing for the world

Nothing shall induce me to do such a thing.

That won't make any difference.

How stupid of him to do such a thing!

It's rash of you to do such a thing.

It is the height of folly to do such a thing.

Trying to do such a thing is a waste of time.

It is bad manners to do that.

That's bad [not good] manners.

Such a step may be attended with serious consequences.

That isn't done [《主に英国で用いられる》 the done thing].

It is dangerous [not safe] to do that sort of thing.

Nothing good will come of it.

It would be ill-advised to take such a step.

You must not be so rash―so reckless.

It's unkind of you to do such a thing.

It was foolish of you to do a thing like that.＝You were foolish to do a thing like that.

It is wicked of you to do such things.

It is the height of folly―folly itself―to do such a thing.

That job is a cinch [a piece of cake].

If you do such a thing, the others will suffer

You do it at the expense of others.

I don't think it would be worth our while to do such a thing.

It is no use trying to rush it.

It is selfish of you to behave that way.