Disagreement (выражение несогласия)

I can't see much sense in it.
No go!
No, I can't tell you.
Not for the world!
You aren't right.
I object to that.
I'm of a different opinion.
That isn't true.
You are mistaken.
Excuse me, but I have things to do.
It's not true.
I disagree.
I don't agree with you.
Certainly not.
By no means.
Nothing of the kind.
That's not the question.
Nonsense.
It's impossible.
I don't think so.
Not at all.
I think you're wrong.
I can't.
I’m afraid you are mistaken (here).