prove one's point

He questions why she would put her job on the line to prove a point.

Let him go out of his way to prove a point.

Why, we have only to look back at our own recent history to prove the point.

Three days was more than long enough to prove his point.

Well, you certainly seem to be trying to prove my point.

And to prove the point, a man will visit you every hour.

And even if I have, it will just prove my point.

So Europe is a very good example to prove my point.

Not the deal he was looking for, but it did prove his point.

Smith looked back at him again, as if the sound only proved his point.