Sentence examples for we ever know that from inspiring English sources

This conjecture has presented physicists with an impasse: How could we ever know that some hidden mechanism wasn't at work?

So how then do we ever know that we have properly understood the words that we use?

"How will we ever know that they have revealed every secret project, and opened every cave?" one senior aide asked last week.

But how would we ever know that we have done it correctly?

And though, if pressed, we remember that she is wearing sandals, we forget, if we ever knew, that the Statue of Liberty is on the go.

The Washington Post said that it "at times had the feel of a history lesson," which makes it sound boring — but, really, the history was the fun part, at least for those of us who had forgotten, if we ever knew, that "the first nation to recognize my country was Morocco".

"I don't think that we ever will [know how many], because these tests are a snapshot, so even where we find things it is very hard to work out how long, what number of batches, so I think it is unlikely that we will ever know that.

Nobody will probably ever know that.

It is important that I do not ever know that.

Perhaps, for all we have seen so far, the phenomenalist is right that we cannot ever know that any such explanation is correct; but this, if so, seems to constitute an argument for skepticism about the material world, not a justification for perversely reinterpreting the meaning or content of claims about material objects.

He noted that the company could be hiding other reasons for the decision, "but I'm not sure if we'll ever know that for sure".