I consider, that you commit an error. Let's discuss it.

It seems to me, you are right

Now all became clear, many thanks for an explanation.

In my opinion you are not right. I can prove it.

In my opinion, it is a lie.

I am assured, that you have deceived.

Useful piece

In my opinion you are not right. Let's discuss.

I have thought and have removed the message

Bravo, what necessary words..., a remarkable idea

This message, is matchless)))

I consider, that you commit an error.

Speak directly.

I am afraid, that I do not know.

The matchless phrase, very much is pleasant to me :)